History of the Espresso Machine
The coffee cultures of Europe, Italy in particular, and the artisanally crafted latte and cappuccino cups of the U.S. owe a debt to one key building block–the espresso. Forged by a process of forcing highly pressurized water through a tightly tamped down portafilter of finely ground particles, the espresso’s history in commercial and home consumption has been inextricably tied to the technological advancements that made it possible.