How Does Machine Espresso Work? The machine espresso uses precision pressure, and filter technology that is awe-inspiring to make the coffee you enjoy. But how exactly does it work? To make an espresso, hot water is forced under high pressure through finely ground coffee. The process is similar to making https://www-coffeee-uk02119.pointblog.net/espresso-coffee-machine-s-history-of-espresso-coffee-machine-in-10-milestones-71403900