How to Properly Maintain and Clean an Espresso Coffee Machine Espresso machines force water through the coffee grounds using pressure. This type of brewing results in a stronger beverage than drip coffee. These machines require nine bars of pressure to extract the flavor from the ground. There are three main https://wwwcoffeeeuk23782.losblogos.com/29256276/7-simple-tips-for-rocking-your-espresso-machine