Buying an Espresso Coffee Machine Espresso machines heat water until close to boiling, and then force it through tightly-packed ground coffee in portafilter baskets under pressure. They also supply steam for milk-based drinks. Most espresso machines have programmable settings that can alter the strength and the size of the drink. https://wwwcoffeeeuk26205.creacionblog.com/29720273/could-coffee-espresso-machine-be-the-key-to-dealing-with-2024