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 sucked tightly into the portafilter. This creates an intense espresso. Many models let you control key espresso factors, such as https://coffeee-uk42782.azzablog.com/29950773/bean-to-cup-espresso-machine-what-s-the-only-thing-nobody-has-discussed