Buying an Espresso Coffee Machine Espresso machines heat water to near boiling and then force it through tightly packed ground coffee into portafilters under high pressure. They can also be used to make milk-based drinks. Most espresso makers come with programmable settings for drink sizes and strengths. They may also https://wwwcoffeeeuk95674.shotblogs.com/why-no-one-cares-about-best-ground-coffee-for-espresso-machine-43874223