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 a portafilter to extract an espresso cup that is concentrated. Many models let you manage key espresso variables like temperature https://www-coffeee-uk23398.fireblogz.com/61141757/be-on-the-lookout-for-how-bean-to-cup-espresso-machine-is-gaining-ground-and-what-can-we-do-about-it