How Does Machine Espresso Work? Machine espresso utilizes precise pressure and mind-blowing filter technology to create the perfect cup of coffee. How does it work exactly? To make an espresso, hot water is forced under high pressure through finely ground coffee. The process is similar to making drip coffee, however https://www-coffeee-uk60191.theideasblog.com/30229602/the-ultimate-glossary-on-terms-about-espresso-machine-sale