Home Espresso Machines A machine that makes espresso makes use of hot water under pressure to push through coffee grounds. Once you've found the perfect brewing conditions, it is impossible to go back. The most efficient machines have reservoirs and/or a plumbed connection to a continuous supply of water. They https://coffeeeuk50470.blog-eye.com/29877719/the-ultimate-cheat-sheet-on-commercial-espresso-machine