Espresso Machines - Which One is Right For You? This is what most people think of when they envision an espresso machine. These are pump-driven espresso machines that let the user manage the grinding, tamping and extraction time. Luigi Bezzera and Desiderio Pavoni invented several improvements to this design which https://coffeee-uk79188.estate-blog.com/29280155/where-can-you-get-the-most-reliable-espresso-coffee-maker-information