Important Parts of an Espresso Machine A good espresso machine will produce a shot of coffee with a firm body with a rich flavor, as well as an strong aroma. This requires high temperature and pressure. Pay attention to the crema. This golden-brown layer gives rich espressos their distinctive flavor https://coffeee76933.izrablog.com/30315912/7-secrets-about-coffee-machine-espresso-that-nobody-can-tell-you