Espresso 101 - The basic principles
Материал из WikiDive
- | The name espresso is Italian in origin. It was | + | The name espresso is Italian in origin. It was first coined around 1900 and, loosely translated, means a cup of joe brewed expressly (just) for you. Today, you will frequently discover that people incorrectly pronounce or spell it "expresso." |
- | So, | + | So, why is a true espresso? |
- | It | + | It isn't really the bean. It isn't the blend. It is not the roast. It is not it needs to be created by some type of machine. |
- | + | The reality is, you can use any kind of bean, blend and roast, it simply depends upon your personal tastes. | |
- | The thing that makes espresso | + | The thing that makes espresso may be the way the coffee is ready. Espresso coffee is often a small (One or two oz.) shot of pressure-brewed coffee, using about 1 Tablespoon of finely ground coffee. Brewing takes about 25 to A few seconds so when done right, it will feature a layer of rich, dark golden cream, called crema on the outside. This crema is one indicator of a quality espresso. Building a great espresso is really an art form in addition to a science. |
- | The | + | The important thing Words of Espresso |
- | + | Like any other field, espresso features its own little language that you should know. Below is a small listing of key phrases that you're going to commonly hear when reading about anything espresso. | |
- | BAR: Pressure rating applied to most pump driven espresso machines. 9 BAR, the | + | BAR: Pressure rating applied to most pump driven espresso machines. 9 BAR, the typical accepted pressure for brewing espresso is 8.8 atmospheres of pressure or 130 pounds per sq . inch. Almost every consumer espresso machine can do producing this pressure consistently. |
- | Burr Grinder: | + | Burr Grinder: could be the recommended form of grinder for proper espresso making. A burr grinder features two disks, one stationary, one rotating, which slice away portions of a coffee bean into very fine particles. |
- | Crema: is | + | Crema: is one of the sure signs and symptoms of a properly brewed shot of espresso (in non crema-enhancing machines) and is produced by the dispersion of gases - air and skin tightening and - in liquid at a underhand. The liquid contains oils and forms a dark golden brown layer resembling foam together with an espresso shot. |
- | Demitasse: the cup that holds a | + | Demitasse: the cup that holds a regular shot of espresso is known as demitasse - the fancy word for the small 3 ounce (or smaller) cup. Demitasses can be achieved of ceramic, metal, or glass, though porcelain is generally the preferred material. The thicker better, because they must retain heat well because small 1.5 ounce beverage you craft. |
- | Dosage: means | + | Dosage: means amount of ground coffee accustomed to produce a shot of espresso. Usually 7 grams per 1.5 ounce single espresso shots. |
- | Doser: | + | Doser: seen on many burr grinders, particularly those meant to provide with espresso machines. A doser releases a stride of coffee grounds as you pull with a lever that's built into the inside with the doser. |
- | Filter Basket: can be a metal, flat bottomed "bowl" shaped insert that | + | Filter Basket: can be a metal, flat bottomed "bowl" shaped insert that suits within a portafilter. The filter basket holds your bed of ground coffee and has a variety of microscopic holes towards the bottom to allow the extracted beverage to seep through and pour right into a demitasse cup and other receptacle. Most espresso machines include two filter baskets, an individual basket along with a double basket, though some machines feature convertible baskets that enable whether single or double shot of espresso to be made out of precisely the same basket. |
- | Frothing Tip: means | + | Frothing Tip: means perforated tip on the steaming wand. These could have between one and four holes, along with the holes can be either angled aside or pointing all the way down. They permit the steam from the espresso maker to become forced into tiny jets which agitate as well as heat milk at the great pace and in addition facilitate proper frothing when utilized to introduce air in the milk. |
- | Portafilter: ( | + | Portafilter: (often known as a groupo) the unit that holds a filter and finely ground coffee and facilitates quick attachment with an espresso maker. Portafilters usually come with a handle for simple handling, and spouts underneath to allow your espresso to pour into cups. On better espresso machines, they may be made from copper or brass, and they are coated with chrome. The handles are usually wood, bakelite, or plastic. On less costly machines they may be aluminum, steel, or any other metals and plastics. |
- | Pull: a condition | + | Pull: a condition accustomed to describe brewing a go of espresso. Originates from the action used to prepare espresso in the 1950s, 1960s, and beyond - pulling on a lever to cock a spring in a piston group by using an espresso maker. Also Espresso Pull, Pull an attempt. |
- | Steam Wand: is | + | Steam Wand: is often a visible, external pipe available on most espresso machines which is used to froth and steam milk, to deliver hot water (on some machines), and heat espresso cups. Some also employ the steam wand to heat water. It is controlled by a steam knob that opens and closes the steam valve inside the machine. |
- | Shot: another term to | + | Shot: another term to explain a brewed espresso. |
- | Tamp: (also tamping) the act of pressing and compacting a bed of loose, finely ground coffee, | + | Tamp: (also tamping) the act of pressing and compacting a bed of loose, finely ground coffee, in preparation for brewing espresso. Different machines require different tamping methods. Steam powered espresso takes a leveling tamp, where piston lever, spring lever, and pump espresso takes a more compacting action. Some prefer a heavy tamping action (using 25 or higher pounds of pressure), others desire a light tamping action (under 15 pounds of pressure exerted). |
- | Tamper: the unit | + | Tamper: the unit used to tamp a bed of loose, finely ground coffee in the portafilter, in readiness for brewing espresso. Most espresso machines include a plastic tamper just as one accessory, and after market tampers are available. They are measured in millimeter sizes, corresponding with all the filter basket internal diameter of your respective espresso machine. Most commercial, prosumer, and high end consumer espresso machines make use of a 58mm tamper; other common sizes are 49mm, 53mm, and 57mm. |
- | Thermoblock: in most espresso machines, the home heating is | + | Thermoblock: in most espresso machines, the home heating is shaped comparable to a car radiator, a few heated metal coils or channels which water must move across and grow progressively hotter mainly because it reaches the boiler. |
The Espresso maker | The Espresso maker | ||
- | Let's | + | Let's start with all the machine itself. What it does is force heated water through finely ground, packed (tamped) grounds. There are various forms of machines on the market, however. You can find super-automatic machines, semi-automatics, manuals, pod machines and stovetops. What are they?[http://rimarea4857.livejournal.com/55029.html site name] |