Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines heat water until near boiling and force it through tightly packed, finely ground coffee in an espresso portafilter, resulting in a concentrated cup of espresso. Many models let you manage key espresso variables, such as temperature https://coffeee38766.blogadvize.com/36657588/the-ultimate-glossary-of-terms-about-best-home-espresso-machine