How Does Machine Espresso Work? Machine espresso employs precise pressure and amazing filter technology to make the delicious coffee we enjoy. How does it work exactly? Espresso is created by forcing hot water under high pressure through finely-ground coffee. The process is similar to making drip coffee but the difference https://www-coffeee-uk87505.activablog.com/29275913/14-misconceptions-common-to-best-home-espresso-machine