Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines heat the water to near boiling point and force it through finely ground coffee packed tightly in a portafilter. This produces a concentrated espresso. Many models let you regulate key espresso factors such as temperature and https://coffeee-uk40903.mdkblog.com/35538415/the-10-most-scariest-things-about-bean-to-cup-espresso-machine