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 into the portafilter. This creates an intense espresso. Many models let you control the most important espresso elements https://wwwcoffeeeuk37791.blogproducer.com/36247437/11-faux-pas-that-are-actually-acceptable-to-make-with-your-best-home-espresso-machine