How to Make Espresso Machine Coffee Espresso machines can create a delicious cup, but they require more maintenance and setup than a regular coffee maker. It also requires that you grind and tap your own beans. Pressure is the main ingredient in making espresso. Here's how an espresso machine operates: https://www.coffeee.uk/products/de-longhi-vintage-icona-espresso-cappuccino-machine-cream-1-4l