Buying an Espresso Coffee Machine Espresso machines heat the water to a temperature near boiling and then force it under pressure to pass through tightly packed ground coffee in portafilters. They also provide steam for milk-based drinks. Most espresso machines have programmable settings to adjust the strength and the size https://coffeee88482.getblogs.net/62285252/coffee-espresso-machine-the-secret-life-of-coffee-espresso-machine