Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines heat water to near boiling before forcing it through a tightly packed finely ground coffee into the portafilter to create a concentrated cup of espresso. Many models let you control key espresso factors like temperature and https://coffeee-uk77819.boyblogguide.com/29248944/are-you-confident-about-bean-to-cup-espresso-machine-take-this-quiz