Buying an Espresso Coffee Machine Espresso machines heat the water to close to boiling. They then push it under a high pressure through tightly packed ground coffee into portafilters. They also supply steam for milk-based drinks. Most espresso makers include adjustable settings for the size of the drink and strengths. https://coffeeeuk73400.topbloghub.com/36121052/five-laws-that-will-aid-with-the-best-ground-coffee-for-espresso-machine-industry