Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines heat the water to near boiling point and force it through finely ground coffee that is packed tightly inside a portafilter. This creates an intense espresso. Many models let you regulate important espresso variables like temperature https://coffeeeuk70400.blogprodesign.com/51798726/do-you-think-you-re-suited-for-bean-to-cup-espresso-machine-answer-this-question