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 that is packed tightly inside the portafilter. This produces a concentrated espresso. Many models let you control important espresso variables like https://www-coffeee-uk74671.myparisblog.com/30300190/30-inspirational-quotes-on-best-home-espresso-machine