Benefits of an Espresso Machine In an espresso machine hot water is forced under high pressure through finely ground coffee beans. This results in a smooth and rich drink, known as espresso. The first espresso machines were powered by steam. They use a single boiler to brew several drinks simultaneously. https://www-coffeee-uk29493.dsiblogger.com/62621170/20-tools-that-will-make-you-more-efficient-with-espresso-machine