How Does Machine Espresso Work? The machine espresso utilizes precision pressure, and filtering system that is awe-inspiring to make the coffee you love. But how exactly does it work? Espresso is created by forcing hot water under pressure through finely-ground coffee. The process is similar to making drip coffee but https://www.coffeee.uk/products/smeg-146875-coffee-machine-adjustable-temperature-milk-frother