How Does Machine Espresso Work? Machine espresso uses precision pressure and amazing filter technology to make the coffee we love. How exactly does it work? Espresso is made by pushing hot water under high pressure through finely-ground coffee. The process is similar to that of making drip coffee. However the https://www.coffeee.uk/products/beko-cep5152b-espresso-machine-15-bar-1200-ml-black