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 the portafilter. This creates a concentrated espresso. Many models let you control the most important espresso elements like https://coffeee35385.bloggactif.com/30612854/a-provocative-rant-about-bean-to-cup-espresso-machine