Benefits of an Espresso Machine In an espresso machine hot water is pushed under high pressure through finely ground coffee beans. This creates a rich, smooth drink that's commonly known as espresso. The first espresso machines were powered by steam. These machines use one boiler to make several drinks simultaneously. https://www-coffeee-uk10221.bloggerswise.com/36474976/10-things-you-learned-from-kindergarden-that-will-help-you-get-buy-espresso-machine