Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines bring the water up to a boiling point before forcing it through finely ground coffee packed tightly in the portafilter. This produces an intense espresso. Many models allow you to regulate key espresso elements, such as https://www-coffeee-uk75708.blogcudinti.com/29811544/a-trip-back-in-time-what-people-said-about-best-home-espresso-machine-20-years-ago