Espresso Machines - Which One is Right For You? Most people envision this when they think of an espresso machine. They are pump-driven machines that give the user the control over grinding, tamping, and extraction time. Luigi Bezzera and Desiderio Pavoni developed several improvements to this design, including the portafilter https://coffeee45708.jaiblogs.com/56737323/11-faux-pas-you-re-actually-able-to-create-using-your-espresso-machine-sale