How Does Machine Espresso Work? Machine espresso makes use of precise pressure and mind-blowing filter technology to make the delicious coffee we enjoy. How does it work exactly? Espresso is made by forcing hot water under high pressure through finely-ground coffee. The process is similar to making drip coffee, but https://www.coffeee.uk/products/sage-nespresso-creatista-plus-coffee-machine-brushed-stainless