Buying an Espresso Coffee Machine Espresso machines heat water until near-boiling and then force it through tightly packed ground coffee into portafilters under high pressure. They also supply steam for milk-based drinks. The majority of espresso machines are programmable settings to adjust the strength and size of the drink. They https://wwwcoffeeeuk75653.get-blogging.com/30317729/20-fun-details-about-best-ground-coffee-for-espresso-machine