Drinking espresso has become a way of life for most people, particularly those who have heavy schedules and who take time out to relax with a cup of freshly brewed espresso or coffee.
Coffee is so popular it is believed that it comes next to water as a popular drink. The whole world loves a good cup of coffee that annual consumption can reach to as high as 400 billion coffee cups all over the world.
Most avid coffee or espresso drinkers can have a cup of espresso a day or even more, without knowing where this rousing beverage came from. That heavenly brew comes from coffee beans that are sourced from evergreen trees that are grown all over the world. The evergreen tree is widely grown in Latin America, Indonesia, Hawaii, Southeast Asia and in Africa.
While the word espresso may have come from an Italian word meaning express or fast, it really is a misnomer since espresso or brewed coffee have to undergo a process before one can enjoy its freshly brewed taste. To make a good espresso, one has to start with a good coffee variety that must have undergone proper grinding. A good espresso maker handled by a capable barista can yield an espresso that can taste heavenly. The goodness of an espresso can be determined even from its aroma alone.
Coffee drinkers who are serious about making good espresso should invest in a good espresso machine. Good espresso machines come in a variety of brands, sizes and prices. You need not spend more to get a good espresso machine because there are good espresso makers that are reason ably priced. When making the espresso, always remember to turn on the espresso machine and allow it to heat properly. Establishments that have fast espresso orders do not really put off their machines to make sure it is properly heated for every espresso order.
When buying coffee beans, it is better to grind them as you use them because keeping them even in a tight container after grinding can result to a loss of aroma. Attention should also be placed on the type of grinder being used, with conical burr grinders preferred than flat burr grinders. The grinder with a conical burr is preferred because it can grind the beans without heating them and lessening their aroma in the process.
While the kind of coffee beans used for the espresso must be chosen well, baristas should also make sure that only filtered water is used for the espresso as the water’s mineral content can affect the taste of the espresso.
When one finds a good coffee blend, the tendency is to buy more for storage. When you do this, do not commit the mistake of keeping coffee in the freezer or refrigerator. It is best to store them in a container that is foolproof and clean and place them in a dark and cool area.
Monday, January 31, 2011
Sunday, January 30, 2011
Espresso or Cappucino
Few coffee drinkers fully appreciate the fact that frothed milk is what makes a cappuccino or latte. Without the milk and foam, it is just plain espresso. Like anything worth learning, it takes a bit of practice, even the most capable baristas have a hard time at first. Let us take a look at the frothing process.
Most experts agree that it is best to begin with a stainless steel pitcher, some cold milk and an espresso machine with a steaming wand. Past that, there are as many differing ideas about the frothing process as there are blends of espresso.
Stainless steel is preferred for its easy maneuverability, but any non-plastic container will work as long as it will not melt or crack with heat. The kind of milk you start with depends on the texture of foam you want to achieve. The higher the fat content, the more dense and more difficult to froth the milk with be. Skim milk produces light, airy foam, and is probably the easiest for beginners to practice with.
To determine how much milk is needed, fill the cups you plan to drink from with half the milk the drink requires. For example, a cappuccino is half espresso and half steamed milk, so you would fill the cup one-fourth full will cold milk because steaming will cause the milk to roughly double in volume. Pour the milk in the pitcher.
It is important that the tip of the steam wand is consistently held just below the surface of the milk. If it is too held too deep, the milk with scorch or boil before it froths. If it is not deep enough, it will blow the milk out of the pitcher and make a mess. Keep the palm of your free hand flush with the bottom of the pitcher. This will help you monitor the temperature of the milk without interrupting the process.
Slide the pitcher away from the machine as to keep the tip of the wand just under the surface as the milk expands. At this point, if the milk is about the same temperature as the palm of you hand, plunge the wand deeper into the milk to warm it up. If the pitcher feels too hot, turn off the steam and tap the pitcher against the work surface. This lets large bubbles to escape and helps cool the milk. It is important to never let the milk boil.
Using a long-handled spoon to carefully hold the froth back, add the milk to the drink. Be careful to pour in one continuous stream. A spoon may be used to add the desired amount of froth on top of the drink, but if the frothing is done well, the result is a fine micro foam that can be poured directly from the pitcher. Cinnamon, nutmeg or grated chocolate is a nice addition to any drink.
Most experts agree that it is best to begin with a stainless steel pitcher, some cold milk and an espresso machine with a steaming wand. Past that, there are as many differing ideas about the frothing process as there are blends of espresso.
Stainless steel is preferred for its easy maneuverability, but any non-plastic container will work as long as it will not melt or crack with heat. The kind of milk you start with depends on the texture of foam you want to achieve. The higher the fat content, the more dense and more difficult to froth the milk with be. Skim milk produces light, airy foam, and is probably the easiest for beginners to practice with.
To determine how much milk is needed, fill the cups you plan to drink from with half the milk the drink requires. For example, a cappuccino is half espresso and half steamed milk, so you would fill the cup one-fourth full will cold milk because steaming will cause the milk to roughly double in volume. Pour the milk in the pitcher.
It is important that the tip of the steam wand is consistently held just below the surface of the milk. If it is too held too deep, the milk with scorch or boil before it froths. If it is not deep enough, it will blow the milk out of the pitcher and make a mess. Keep the palm of your free hand flush with the bottom of the pitcher. This will help you monitor the temperature of the milk without interrupting the process.
Slide the pitcher away from the machine as to keep the tip of the wand just under the surface as the milk expands. At this point, if the milk is about the same temperature as the palm of you hand, plunge the wand deeper into the milk to warm it up. If the pitcher feels too hot, turn off the steam and tap the pitcher against the work surface. This lets large bubbles to escape and helps cool the milk. It is important to never let the milk boil.
Using a long-handled spoon to carefully hold the froth back, add the milk to the drink. Be careful to pour in one continuous stream. A spoon may be used to add the desired amount of froth on top of the drink, but if the frothing is done well, the result is a fine micro foam that can be poured directly from the pitcher. Cinnamon, nutmeg or grated chocolate is a nice addition to any drink.
Saturday, January 29, 2011
Espresso Martini
With the popularity of espresso shops and martini bars is it any wonder that the espresso martini has become popular as well? Sometimes called the espressotini, this drink is a perfect blend of caffeine and alcohol. If you’re looking for a buzz that picks you up while relaxing you at the same time, then it's time that you asked your barista or your bartender for an espresso martini.
So what is an espresso martini? Well, that depends on who you ask. There are so many variations of this drink out there that there isn't a generally accepted recipe. The only consistent ingredients are espresso and vodka and even then the espresso is sometimes substituted with coffee or even instant coffee crystals.
The best espresso martinis are usually made with real espresso. If you're making one at home, be sure to let it cool to room temperature before adding it to your cocktail shaker. Using ice to cool down your espresso will just give you watered down espresso.
The vodka in an espresso martini is almost always of the flavored variety. The most popular option is using a vanilla vodka and adding a coffee liqueur. But now there are espresso flavored vodkas available as well. Whether you use unflavored vodka, vanilla or espresso just remember that you don't want to use gin. It's true that martinis are made with gin but it really doesn't taste great when mixed with espresso.
Once the vodka and the espresso are added this is where all the variations come into play. Some people like to add a splash of Grand Marnier, while other recipes call for Tia Maria or Amaretto. Even chocolate liqueurs can be added if you prefer the taste of a mochaccino to a regular espresso. If you like the taste of one of these liqueurs and you think it will go with your espresso martini then give it a try. Whatever you choose, be sure to only use a splash because the main purpose of this additional liqueur is to add a just hint of flavor. You don't want to overpower the primary flavors of the martini.
The one thing that almost all espresso martini recipes agree on is the garnish. Three espresso beans will top your drink off properly. The rules for garnishes say that odd amounts are lucky so go with one, three or five beans.
Espresso martinis are becoming more and more popular no matter how they are made. Whether you're a regular at your local coffee house or that swanky martini bar in the city, why not order an espressotini the next time you're looking for new and unusual drink.
So what is an espresso martini? Well, that depends on who you ask. There are so many variations of this drink out there that there isn't a generally accepted recipe. The only consistent ingredients are espresso and vodka and even then the espresso is sometimes substituted with coffee or even instant coffee crystals.
The best espresso martinis are usually made with real espresso. If you're making one at home, be sure to let it cool to room temperature before adding it to your cocktail shaker. Using ice to cool down your espresso will just give you watered down espresso.
The vodka in an espresso martini is almost always of the flavored variety. The most popular option is using a vanilla vodka and adding a coffee liqueur. But now there are espresso flavored vodkas available as well. Whether you use unflavored vodka, vanilla or espresso just remember that you don't want to use gin. It's true that martinis are made with gin but it really doesn't taste great when mixed with espresso.
Once the vodka and the espresso are added this is where all the variations come into play. Some people like to add a splash of Grand Marnier, while other recipes call for Tia Maria or Amaretto. Even chocolate liqueurs can be added if you prefer the taste of a mochaccino to a regular espresso. If you like the taste of one of these liqueurs and you think it will go with your espresso martini then give it a try. Whatever you choose, be sure to only use a splash because the main purpose of this additional liqueur is to add a just hint of flavor. You don't want to overpower the primary flavors of the martini.
The one thing that almost all espresso martini recipes agree on is the garnish. Three espresso beans will top your drink off properly. The rules for garnishes say that odd amounts are lucky so go with one, three or five beans.
Espresso martinis are becoming more and more popular no matter how they are made. Whether you're a regular at your local coffee house or that swanky martini bar in the city, why not order an espressotini the next time you're looking for new and unusual drink.
Monday, January 24, 2011
What Coffee Beans Can You Use to Make Espresso?
Bins of coffee beans stretch out in seemingly endless rows. The grinder has too many settings and you are not sure of the difference between a French roast and an Italian one. How do you know which beans make the best espresso?
It is best to start with the basics. Cappuccinos and lattes are variations on espresso. They differ only in their ratio of espresso to steamed milk. Neither requires its own separate kind of bean.
The uneducated consumer could easily be overwhelmed by trying to chose from the multitude of beans on the market, but do not despair. Sellers sometimes take advantage of the common misconception that there is a multiplicity of beans to give the impression of a large and varied inventory. In reality, only two kinds of beans are available commercially: Arabica and Robusta.
Arabica is grown at high altitudes, a minimum of 2,400 feet above sea level, and has a smooth, slightly acidic taste. It is generally grown in eastern Africa and Central and South America. Robusta is grown in lower altitudes and has a more forceful, slightly bitter taste. It can be found in Southeast Asia, central Africa and Latin America.
All roasters subscribe to their own methods and beliefs about roasting, but in the basic process the green, raw coffee bean is exposed to temperatures of 480 degrees Fahrenheit or higher, usually for seven to 12 minutes. The heat tampers with the natural acidity and bitterness of the bean. The longer the roasting time, the more bitter and the less acidic the beans become.
There is no one right way to roast or grind beans for espresso. In fact, espresso is usually made with a blend of beans of different colors and consistencies. It is not uncommon for different geographical areas to favor a specific blend. For example, in northern Italy, they prefer espresso roast in the medium range, while California tastes lean toward the darker, French roast.
The chances of getting fresh beans in a supermarket are slim to none, and that is a fact when talking about pre ground coffee. Your best bet is to pay close attention to the expiration date on the package. When buying from a coffee house, the best way to guarantee freshness is to get the most popular, fastest-selling bean. The quicker the bean sells, the faster more will have to be roasted, increasing your odds of getting the most freshly roasted beans. Ideal freshness results from grinding your own fresh roasted beans immediately before brewing.
It is also important to consider the time lapses in the roasting-grinding-brewing time cycle of coffee. The condition of the equipment used and the quality of the water are also important factors. No doubt the debate over what constitutes the best beans will be endless, but in the end it is only a matter of taste.
It is best to start with the basics. Cappuccinos and lattes are variations on espresso. They differ only in their ratio of espresso to steamed milk. Neither requires its own separate kind of bean.
The uneducated consumer could easily be overwhelmed by trying to chose from the multitude of beans on the market, but do not despair. Sellers sometimes take advantage of the common misconception that there is a multiplicity of beans to give the impression of a large and varied inventory. In reality, only two kinds of beans are available commercially: Arabica and Robusta.
Arabica is grown at high altitudes, a minimum of 2,400 feet above sea level, and has a smooth, slightly acidic taste. It is generally grown in eastern Africa and Central and South America. Robusta is grown in lower altitudes and has a more forceful, slightly bitter taste. It can be found in Southeast Asia, central Africa and Latin America.
All roasters subscribe to their own methods and beliefs about roasting, but in the basic process the green, raw coffee bean is exposed to temperatures of 480 degrees Fahrenheit or higher, usually for seven to 12 minutes. The heat tampers with the natural acidity and bitterness of the bean. The longer the roasting time, the more bitter and the less acidic the beans become.
There is no one right way to roast or grind beans for espresso. In fact, espresso is usually made with a blend of beans of different colors and consistencies. It is not uncommon for different geographical areas to favor a specific blend. For example, in northern Italy, they prefer espresso roast in the medium range, while California tastes lean toward the darker, French roast.
The chances of getting fresh beans in a supermarket are slim to none, and that is a fact when talking about pre ground coffee. Your best bet is to pay close attention to the expiration date on the package. When buying from a coffee house, the best way to guarantee freshness is to get the most popular, fastest-selling bean. The quicker the bean sells, the faster more will have to be roasted, increasing your odds of getting the most freshly roasted beans. Ideal freshness results from grinding your own fresh roasted beans immediately before brewing.
It is also important to consider the time lapses in the roasting-grinding-brewing time cycle of coffee. The condition of the equipment used and the quality of the water are also important factors. No doubt the debate over what constitutes the best beans will be endless, but in the end it is only a matter of taste.
Friday, January 21, 2011
Simply Coffee
Coffee is one of the most popular drinks in the world – perhaps because it’s so versatile. From simple coffees like espresso and filter coffee, to more complex recipes like cappuccino, coffee can be as simple or as complicated as you want it to be, as anyone who has placed an order in a coffee shop recently can attest.
People’s motives for drinking coffee vary widely. Some just want the caffeine to keep them going, and are happy with espresso ‘coffee shots’ – nasty tasting, but they give you a burst of energy. More and more people, though, are drinking coffee not for the energy rush, but for the taste.
So how do you make the best-tasting coffee? A very large part of the answer is freshness. In general, the fresher the coffee, the nicer it will be. Instant coffee is the least fresh of all, as it is coffee that was made a long time ago and then had the water drained from it. This is the reason why so many people go to coffee shops: freshly-ground coffee is simply so much nicer.
Grinding coffee at home by hand is very difficult, which is why it is much better to get a coffee machine. There is generally little difference between the mechanisms in home coffee machines and the ones used in coffee shops, meaning that you can achieve the same freshly-ground taste. All you need to do is buy your favourite variety of beans, put them in, and press the button. You wouldn’t expect it, but even the cheapest fresh beans will taste miles better than the most luxurious instant coffee. Just try it and see.
For the real coffee connoisseur, though, the beans you use in the machine will matter. Good coffee beans are surprisingly hard to come by in a supermarket – you will probably have more luck buying them from coffee shops that sell their own beans, or from small independent specialist shops and street markets. Be careful, though, as this can get expensive very fast – make sure you try making coffee from a small sample of any beans before you buy a larger supply.
People’s motives for drinking coffee vary widely. Some just want the caffeine to keep them going, and are happy with espresso ‘coffee shots’ – nasty tasting, but they give you a burst of energy. More and more people, though, are drinking coffee not for the energy rush, but for the taste.
So how do you make the best-tasting coffee? A very large part of the answer is freshness. In general, the fresher the coffee, the nicer it will be. Instant coffee is the least fresh of all, as it is coffee that was made a long time ago and then had the water drained from it. This is the reason why so many people go to coffee shops: freshly-ground coffee is simply so much nicer.
Grinding coffee at home by hand is very difficult, which is why it is much better to get a coffee machine. There is generally little difference between the mechanisms in home coffee machines and the ones used in coffee shops, meaning that you can achieve the same freshly-ground taste. All you need to do is buy your favourite variety of beans, put them in, and press the button. You wouldn’t expect it, but even the cheapest fresh beans will taste miles better than the most luxurious instant coffee. Just try it and see.
For the real coffee connoisseur, though, the beans you use in the machine will matter. Good coffee beans are surprisingly hard to come by in a supermarket – you will probably have more luck buying them from coffee shops that sell their own beans, or from small independent specialist shops and street markets. Be careful, though, as this can get expensive very fast – make sure you try making coffee from a small sample of any beans before you buy a larger supply.
Thursday, January 20, 2011
Coffee as an Antioxidant
Green coffee beans have supplied a new player in the antioxidant arena. An extract of green coffee beans has been found to have a stronger antioxidant effect than established antioxidants like green tea and grape seed extract.
The active constituent in coffee that is responsible for its many health benefits is a compound called chlorogenic acid. It neutralizes free radicals, and addresses the problem of hydroxyl radicals, both of which can lead to cellular degeneration if left unchecked. Chlorogenic acid also helps regulate metabolism. Compared to green tea and grape seed extract, green coffee bean extract is twice as effective in absorbing oxygen free radicals.
One of the advantages of using the green coffee bean extract is that the negative effects of coffee are avoided. The chlorogenic acid is thought to boost metabolism by changing the way glucose is taken up by the body. And it does contain caffeic acids, which give a boost to energy levels like regular coffee does. But unlike boiled coffee, green coffee bean extract contains no cafestol, which is a diterpene. Along with its diterpene relative kahweol, cafestol increases concentrations of the 'bad' cholesterol, LDL, to levels that over a lifetime might increase the risk of coronary heart disease by as much as 20% These diterpenes also had an effect on the levels of liver enzymes measured. When these are elevated it is an indicator of stress on the liver. However the study that measured this found this was a transient effect, and also that the levels of liver enzymes were much lower than those with liver disease.
As a side note on the health effect of the diterpenes found in regular coffee, it was found that by simply drinking filter coffee, none of these effects on cholesterol levels or the liver took place. The coffee filter removed the offending diterpenes. And levels of these diterpenes in instant coffee are low.
Other benefits of green coffee bean extract include an increase in the effectiveness of pain killers, especially for migraine medications; a reduction in the risk of diabetes; and assisting the body burn a higher proportion of lipids (fats) compared to carbohydrates, which could help with muscle fatigue for athletes and bodybuilders.
Interestingly, on the subject of caffeine and liver disease, further studies have indicated it may in fact support liver health for some people. Those who were at high risk of developing liver disease due to drinking too much alcohol were found less likely to suffer liver damage if they drank more than two cups of coffee or tea a day. This was a population based study, not a clinical trial, and so is not conclusive on the subject. But it does offer some promising information. Those drinking in excess of two cups or more a day were half as likely to develop liver disease compared to those drinking less than one cup a day. Researchers do not know what caused this protective effect.
One of the criticisms of coffee in regards to health is that it leaches calcium from the bones. But this effect has been found to be overemphasized, at least in children. And adults who consume a diet with sufficient levels of calcium will be protected from the small amount of calcium that is lost due to coffee consumption.
So the old axiom that caffeine can stunt a child's growth is a myth. It was based on the fact that in older studies, caffeine was associated with low bone mass because those studies were done on elderly people who both drank a lot of coffee and had diets that were low in calcium. Recent studies in the US followed 80 teenagers over 6 years, and found no difference in the bone density of those with a high level of caffeine in their diet, compared to those teenagers who had little caffeine. Other studies determined that the amount of calcium lost from bones is small and can be balanced by having sufficient calcium in your diet.
The active constituent in coffee that is responsible for its many health benefits is a compound called chlorogenic acid. It neutralizes free radicals, and addresses the problem of hydroxyl radicals, both of which can lead to cellular degeneration if left unchecked. Chlorogenic acid also helps regulate metabolism. Compared to green tea and grape seed extract, green coffee bean extract is twice as effective in absorbing oxygen free radicals.
One of the advantages of using the green coffee bean extract is that the negative effects of coffee are avoided. The chlorogenic acid is thought to boost metabolism by changing the way glucose is taken up by the body. And it does contain caffeic acids, which give a boost to energy levels like regular coffee does. But unlike boiled coffee, green coffee bean extract contains no cafestol, which is a diterpene. Along with its diterpene relative kahweol, cafestol increases concentrations of the 'bad' cholesterol, LDL, to levels that over a lifetime might increase the risk of coronary heart disease by as much as 20% These diterpenes also had an effect on the levels of liver enzymes measured. When these are elevated it is an indicator of stress on the liver. However the study that measured this found this was a transient effect, and also that the levels of liver enzymes were much lower than those with liver disease.
As a side note on the health effect of the diterpenes found in regular coffee, it was found that by simply drinking filter coffee, none of these effects on cholesterol levels or the liver took place. The coffee filter removed the offending diterpenes. And levels of these diterpenes in instant coffee are low.
Other benefits of green coffee bean extract include an increase in the effectiveness of pain killers, especially for migraine medications; a reduction in the risk of diabetes; and assisting the body burn a higher proportion of lipids (fats) compared to carbohydrates, which could help with muscle fatigue for athletes and bodybuilders.
Interestingly, on the subject of caffeine and liver disease, further studies have indicated it may in fact support liver health for some people. Those who were at high risk of developing liver disease due to drinking too much alcohol were found less likely to suffer liver damage if they drank more than two cups of coffee or tea a day. This was a population based study, not a clinical trial, and so is not conclusive on the subject. But it does offer some promising information. Those drinking in excess of two cups or more a day were half as likely to develop liver disease compared to those drinking less than one cup a day. Researchers do not know what caused this protective effect.
One of the criticisms of coffee in regards to health is that it leaches calcium from the bones. But this effect has been found to be overemphasized, at least in children. And adults who consume a diet with sufficient levels of calcium will be protected from the small amount of calcium that is lost due to coffee consumption.
So the old axiom that caffeine can stunt a child's growth is a myth. It was based on the fact that in older studies, caffeine was associated with low bone mass because those studies were done on elderly people who both drank a lot of coffee and had diets that were low in calcium. Recent studies in the US followed 80 teenagers over 6 years, and found no difference in the bone density of those with a high level of caffeine in their diet, compared to those teenagers who had little caffeine. Other studies determined that the amount of calcium lost from bones is small and can be balanced by having sufficient calcium in your diet.
Coffee for a Better Life
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Coffee, a drink cherished by many; a drink avoided by others. Tea, its main rival, seems to offer a bounty of better health benefits; a drink for the New Agers and those who want to escape the decadence of the brown, caffeinated drink. The fact stands that tea can only be as beneficial as its preparation, which in some cases may have as much sugar as a can of soda. To understand coffee, one must understand the core value of tea: that the brewed leaf itself is the only healthful component. Everything else is decadence.To that, the coffee bean itself contains a number of benefits to health. But the culture of coffee, like the tao of tea, contains a lot of excess trimmings. Espresso machines, for example, produce a highly concentrated form of ordinary coffee. And then the all-consuming vice: sugar. Along with cream, sugar waters down the benefits of coffee, where it turns the brew into drinkable candy. But all of this remains unchanged from tea. The bean is the important part.
Caffeine can wreak havoc on the nervous system, but that does not make it synonymous with coffee. Different kinds of coffee (all prepared differently) will yield varied levels of caffeine content. Serving size also comes into play. To those sensitive to caffeine, the obvious alternative can be found in decaffeinated coffee. But such an alternative could downplay the positive affects of the drink. Coffee is rich in the B vitamin niacin; and in recent studies has been shown to have antioxidant-like effects on the body by eliminating free radicals. As a caution, these benefits only arise with a balanced drinking habit. Too much cream and sugar can prove to be detrimental, while too much coffee poses many long-term hazards. While coffee may provide the B vitamin niacin, it in turn restricts the body from other vitamins. And depending on the brew, coffee contains acids that have been linked to stomach ulcers. Symptoms like these may sound off-putting, but they exist only in the long run for an abusive drinker. A daily cup poses no threat to the average person.
And a cup can be prepared several ways. The standard method used by drip machines yield a good amount of caffeine and the filter traps out most of the volatile fatty acids in the bean. The use of a French press, with its lack of a filter, will keep the acids in the brew (though some claim it helps the coffee to taste better). The pressurized water in an espresso will not keep out most of the volatile acids, and it will also increase the caffeine content. All told, for those who refuse to switch to decaffeinated, instant coffee granules contain less caffeine and fatty acids. Compared to their quality cousins, instant coffee should satisfy the balanced drinker. This along with less cream and less sugar, can make for a risk-free casual cup of coffee.
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