Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines heat water to near boiling and force it through tightly packed finely ground coffee in a portafilter to extract an espresso cup that is concentrated. Many models allow you to manage key espresso variables like temperature https://coffeee64896.bluxeblog.com/61934558/keep-an-eye-on-this-how-bean-to-cup-espresso-machine-is-taking-over-and-what-we-can-do-about-it