Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines make the water hot to close to boiling point before forcing it through finely ground coffee packed tightly in a portafilter. This produces a concentrated espresso. Many models let you regulate important espresso variables like temperature https://coffeee38794.verybigblog.com/29385838/the-10-most-popular-pinterest-profiles-to-keep-track-of-about-best-home-espresso-machine