Buying an Espresso Coffee Machine Espresso machines heat the water to a temperature near boiling. They then push it under a high pressure through tightly packed ground coffee into portafilters. They can also be used to make milk-based drinks. Most espresso makers include programmable settings for drink sizes and strengths. https://wwwcoffeeeuk62513.alltdesign.com/the-people-nearest-to-coffee-espresso-machine-tell-you-some-big-secrets-49573195