Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines heat water to near boiling and force it through a tightly packed finely ground coffee in an espresso portafilter, resulting in an espresso that is concentrated. Many models let you manage key espresso variables like temperature https://www-coffeee-uk51020.blogpostie.com/51980606/an-intermediate-guide-to-best-home-espresso-machine