Buying an Espresso Coffee Machine Espresso machines heat water until near-boiling and then force it through tightly-packed ground coffee in portafilter baskets under pressure. They also provide steam for milk-based drinks. Most espresso makers come with customizable settings for different sizes of drinks and strengths. They may also feature proportional-integral-derivative https://coffeee97292.snack-blog.com/29771450/how-coffee-espresso-machine-is-a-secret-life-secret-life-of-coffee-espresso-machine