How to Properly Maintain and Clean an Espresso Coffee Machine Espresso machines push water through the coffee grounds with pressure. This type of brewing produces more strength than drip coffee. These machines require nine bars of pressure to extract the flavor from the ground. There are three primary types of https://coffeee55619.blogkoo.com/find-out-more-about-coffee-machines-espresso-when-you-work-from-home-49404625