How Does Machine Espresso Work? The machine espresso uses precise pressure, as well as a filtering system that is awe-inspiring to make the coffee you enjoy. How exactly does it work? Espresso is created by forcing hot water under pressure through finely ground coffee. The process is similar to making https://coffeee-uk57600.dbblog.net/3036292/the-three-greatest-moments-in-espresso-machine-sale-history