Buying an Espresso Coffee Machine Espresso machines heat the water to a temperature near boiling, and then force it under a high pressure through tightly packed ground coffee portafilters. They also supply steam for milk-based drinks. Most espresso makers come with customizable settings for different sizes of drinks and strengths. https://coffeee-uk07504.eedblog.com/29879448/the-benefits-of-coffee-espresso-machine-at-the-very-least-once-in-your-lifetime