Coffee and Espresso Machines Espresso machines use pressure to force water through finely ground and tamped coffee beans. They produce a rich, delicious cup. Experts from the Good Housekeeping Institute recommend models that brew with the minimum pressure of 9 bars to ensure the highest extraction. Beware of brands who https://coffeee83644.dailyhitblog.com/35208925/the-complete-list-of-coffee-machines-espresso-dos-and-don-ts