Buying an Espresso Coffee Machine Espresso machines heat the water to close to boiling. They then push it under high pressure through tightly packed ground coffee portafilters. They can also be used to make milk-based drinks. Most espresso machines have programmable settings to adjust the strength and volume of the https://wwwcoffeeeuk07003.theobloggers.com/35961567/the-unspoken-secrets-of-coffee-espresso-machine