Important Parts of an Espresso Machine A top espresso machine should deliver a strong and thick-bodied shot of coffee with a full-bodied flavor and intense aroma. This requires a high temperature and pressure. Pay pay attention to the crema. This golden-brown layer gives rich espressos their distinctive flavor and color. https://www.coffeee.uk/products/ihomekee-3-5bar-espresso-and-cappuccino-machine-black