Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines make the water hot to close to boiling point, then force it through finely ground coffee packed tightly inside the portafilter. This produces a concentrated espresso. Many models let you regulate the most important espresso elements https://coffeee-uk50702.full-design.com/10-things-everybody-has-to-say-about-bean-to-cup-espresso-machine-72489173