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 high pressure. They also provide steam for milk-based drinks. Most espresso machines have programmable settings that can alter the strength and the size of the drink. https://coffeeeuk71351.look4blog.com/68703822/10-facts-about-best-ground-coffee-for-espresso-machine-that-will-instantly-get-you-into-a-great-mood