Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines bring the water up to a boiling point, then force it through finely ground coffee packed tightly into a portafilter. This results in a concentrated espresso. Many models let you regulate key espresso elements like temperature https://coffeee61905.bloggadores.com/29356537/11-faux-pas-that-are-actually-ok-to-create-using-your-best-home-espresso-machine