Buying an Espresso Coffee Machine Espresso machines heat water until close to boiling, and then force it through tightly packed ground coffee into portafilter baskets under high pressure. They also supply steam for milk-based drinks. The majority of espresso machines are programmable settings that allow you to alter the strength https://www-coffeee-uk93426.xzblogs.com/71098487/a-trip-back-in-time-the-conversations-people-had-about-best-ground-coffee-for-espresso-machine-20-years-ago