Benefits of an Espresso Machine In an espresso machine, hot water is forced through the finely ground coffee beans. This creates a rich smooth, smooth drink that is commonly called espresso. The first espresso machines were powered by steam. They use an individual boiler to brew several drinks at once. https://www-coffeee-uk51249.luwebs.com/30372344/20-quotes-that-will-help-you-understand-buy-espresso-machine