![]() ![]() Evangelista-Torricelli-physicist-Italian-mercury-barometer Traditionally, a bar is used to measure atmospheric air pressure, with the standard measurement defined (at sea level) as 1 bar – which 1.47 pounds per square inch (psi). The water pressure is measured in barometric pressure (also known as atmospheric pressure).īar is an abbreviation of the Greek word “baros” meaning weight. Making espresso involves pushing hot water (almost boiling) through a compact ‘puck’ of grounds and a filter, at high pressure. Lavazza espresso beans, for instance, are a particular favorite for many espresso fans, and they are labeled as such. Usually it’s a blend of beans with different attributes that yields the best flavor for the final espresso brew. To clarify further, coffee bags labeled as espresso are pre-ground coffee beans which are especially suited for brewing espresso. ![]() If you want to get very specific, according to the SCAA (Specialty Coffee Association Of America), true espresso has a rather strict definition, and here it is: Definition Of EspressoĬonsider this – any kind of coffee bean can be used to make espresso, if you follow the rules of espresso preparation – but be aware that some beans taste better than others when put through the espresso-preparing process. ![]() In fact, any coffee can be brewed as espresso-though some types taste better than others. Espresso is actually a method to brew coffee. Your average person just understands it as a specialty coffee drink, which it is.īut there’s so much more to it! Contrary to popular belief, espresso is not type of coffee bean, or a type of roast. Not many people really know what it really is, how it’s made, or even what it should taste like. ![]()
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