Buying an Espresso Coffee Machine Espresso machines heat water to near-boiling and then force it through tightly-packed ground coffee in portafilter baskets under high pressure. They can also be used to create milk-based drinks. Most espresso makers include programmable settings for drink sizes and strengths. They may also feature proportional-integral-derivative https://coffeee04381.loginblogin.com/36533982/five-lessons-you-can-learn-from-coffee-espresso-machine