How Does Machine Espresso Work? The machine espresso makes use of precise pressure, as well as a filter technology that is awe-inspiring to make the coffee you love. But how exactly does it work? In order to make espresso, hot water is forced under high pressure through finely ground coffee. https://coffeee-uk20974.blog5star.com/30169394/why-we-why-we-best-home-espresso-machine-and-you-should-too