Espresso Machines - How to Choose the Right Espresso Machine for You Espresso machines make the water hot to close to boiling point, then force it through finely ground coffee sucked tightly into a portafilter. This creates a concentrated espresso. Many models let you regulate 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