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 that is packed tightly into the portafilter. This creates an intense espresso. Many models let you control important espresso variables https://coffeee64290.bloggactivo.com/29353918/the-top-5-reasons-people-thrive-in-the-bean-to-cup-espresso-machine-industry