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 sucked tightly inside a portafilter. This produces a concentrated espresso. Many models let you regulate key espresso factors such as https://coffeee-uk42782.azzablog.com/29950773/bean-to-cup-espresso-machine-what-s-the-only-thing-nobody-has-discussed