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 into a portafilter to extract an espresso cup that is concentrated. Many models allow you to control key espresso factors such https://coffeeeuk05348.csublogs.com/36177817/17-signs-you-are-working-with-bean-to-cup-espresso-machine