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 high pressure. They also supply steam for milk-based drinks. Most espresso makers come with customizable settings for different sizes of drinks and strengths. They may also https://coffeee35685.ampedpages.com/how-to-get-more-benefits-from-your-best-ground-coffee-for-espresso-machine-57097809