How Does Machine Espresso Work? Machine espresso makes use of precise pressure and incredible filter technology to produce the delicious coffee we enjoy. What exactly is it? To make espresso hot water is forced under high pressure through finely ground coffee. The process is similar to making drip coffee. However, https://wwwcoffeeeuk89380.thechapblog.com/29258872/it-s-the-complete-list-of-espresso-coffee-machine-dos-and-don-ts