Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines make the water hot to close to boiling point and force it through finely ground coffee sucked tightly in a portafilter. This produces an intense espresso. Many models allow you to control important espresso variables like https://coffeee41931.blogdanica.com/29724751/a-journey-back-in-time-the-conversations-people-had-about-bean-to-cup-espresso-machine-20-years-ago