Buying an Espresso Coffee Machine Espresso machines heat water to near boiling and then force it through tightly-packed ground coffee into portafilter baskets under pressure. They also provide steam for milk-based drinks. Most espresso makers include customizable settings for different sizes of drinks and strengths. They may also feature proportional-integral-derivative https://www-coffeee-uk39309.mpeblog.com/53561361/test-how-much-do-you-know-about-coffee-espresso-machine