Buying an Espresso Coffee Machine Espresso machines heat water until near boiling and then force it through tightly packed ground coffee into portafilter baskets under pressure. They also provide steam for milk-based drinks. The majority of espresso machines are programmable settings to adjust the strength and size of the beverage. https://coffeeeuk22578.blogdosaga.com/29760501/how-coffee-espresso-machine-was-the-most-talked-about-trend-of-2024