How to Make Espresso Machine Coffee Espresso machines can produce a delicious cup, but they require more care and setup than a typical coffee maker. It also requires that you grind and make your own coffee. Pressure is the main ingredient in making espresso. Here's how an espresso maker operates: https://www.coffeee.uk/products/de-longhi-ecp3630-espresso-cappuccino-machine-with-adjustable-frother