How Does Machine Espresso Work? The machine espresso is made using precision pressure, and filtering system that is awe-inspiring to make the coffee you enjoy. What exactly is it that makes it work? Espresso is made by forcing hot water under high pressure through finely-ground coffee. The process is similar https://coffeee32356.tinyblogging.com/10-espresso-coffee-machine-tricks-all-experts-recommend-73497172