Coffee and Espresso Machines Espresso machines use pressure to force water through finely ground and tamped coffee beans. They create a rich, flavorful brew. Good Housekeeping Institute experts recommend models that can be brewed with 9 bars or less to ensure a perfect extraction. Beware of companies that claim to https://coffeee83644.dailyhitblog.com/35208925/the-complete-list-of-coffee-machines-espresso-dos-and-don-ts