Sunday, August 9, 2009

How to Make the Perfect Home Espresso

By Daniel Markovic

Home espresso equipment is exploding onto the kitchen appliance scene in ever greater numbers and designs with ever lower prices, but what is the true definition and origins of espresso coffee and what are the crucial factors in a good home espresso ?

Cafe espresso or just, espresso, as it is now commonly known, is a concentrated coffee drink brewed by forcing hot water under pressure through finely ground coffee beans.

The term cafe-espress was first used in the 1880s, well before espresso machines were invented and simply means coffee custom made, expressly for the person ordering it.

The earliest espresso coffee makers were introduced in the early 20th Century, and the original patent was filed by Luigi Bezzera of Milan, Italy, in 1901. However these early coffee machines used high steam pressure not water to brew the espresso and it wasn't before the mid-1940s, that the design was updated to a piston lever home espresso maker.

Due to the pressurized water used in the brewing process, the flavors in a quality espresso become highly concentrated. This is why espresso is used as a base for other coffee beverages, e.g. mocha and macchiato, latte and cappuccino.

The significant differences between a great espresso and drip coffee are a thicker consistency, more dissolved solids and crema, a brownish foam that sits on the surface of the coffee which is a mixture of vegetable oils, proteins and sugars.

While it clearly depends on the particular coffee beans used and the maker or barista, as a rule of thumb there is usually 2 to three times the amount of caffeine in an espresso than in the same volume of drip brewed coffee. The expert operator of an espresso machine is a barista, the Italian word for a barkeeper.

Home espresso coffee makers have shot up in popularity with the upsurge of interest in espresso, principally since the 1990's and the enormous rise in the number of coffee shops and chains on every main street.

We are currently experiencing a new wave of creativity as the electronics industry turns it's attentions to home espresso machines and we will now find a large range of espresso equipment in expert kitchen and appliance stores, online vendors and shops.

Many are fully automatic, push button home espresso machines which can both grind and make a fresh cup with just one touch. They should make a better espresso than untrained folks, but generally not as good as the top trained baristas.

It could be that the success of the large coffee chains in educating the masses in the joys of espresso will be their downfall as more people now enjoy their espresso at home.

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