Buying an Espresso Coffee Machine Espresso machines heat water to close to boiling, and then force it under pressure to pass through tightly packed ground coffee in portafilters. They also provide steam for milk-based drinks. The majority of espresso machines can be programmed with settings that can alter the strength https://coffeeeuk01982.bloguetechno.com/here-s-a-few-facts-about-coffee-espresso-machine-coffee-espresso-machine-65151117