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 that is packed tightly into the portafilter. This creates an intense espresso. Many models let you control important espresso variables like https://coffeeeuk57346.ja-blog.com/29853201/10-things-we-all-hate-about-bean-to-cup-espresso-machine