Buying an Espresso Coffee Machine Espresso machines heat the water to near boiling and then force it under pressure to pass through tightly packed ground coffee portafilters. They can also be used to make milk-based drinks. The majority of espresso machines are programmable settings to adjust the strength and the https://www-coffeee-uk55924.therainblog.com/29118894/the-ultimate-glossary-on-terms-about-best-ground-coffee-for-espresso-machine