How to Properly Maintain and Clean an Espresso Coffee Machine Espresso machines use pressure to push water through coffee grounds. This method of brewing creates a stronger drink than drip coffee. These machines require nine bar of pressure to extract the flavor from the ground. There are three main kinds https://www-coffeee-uk98701.idblogz.com/30289580/the-best-coffee-machines-espresso-tips-to-transform-your-life