Buying an Espresso Coffee Machine Espresso machines heat water to close to boiling, and then force it through tightly packed ground coffee into portafilter baskets under pressure. They also supply steam for milk-based drinks. Most espresso machines have programmable settings to adjust the strength and the size of the beverage. https://coffeee-uk62642.ourcodeblog.com/29944713/20-things-that-only-the-most-devoted-coffee-espresso-machine-fans-know