Benefits of an Espresso Machine In an espresso machine hot water is pushed at high pressure through finely grounded coffee beans. This results in a rich smooth drink that's known as espresso. The first espresso machines were steam-driven. These machines utilize a single boiler to brew several drinks at once. https://coffeee76933.izrablog.com/30316818/10-facts-about-espresso-machine-that-will-instantly-set-you-in-a-positive-mood