Important Parts of an Espresso Machine A good espresso machine should give a rich and strong shot of coffee, with a full aroma and a strong flavor. This requires high levels of pressure and temperature. Pay attention to the crema. This golden-brown layer is what gives rich espressos their characteristic https://wwwcoffeeeuk05549.blogolenta.com/26661028/10-steps-to-begin-your-own-coffee-machine-espresso-business