Choosing the Best Ground Coffee For Your Espresso Machine If you own an espresso maker, you'll want to ensure that the coffee you use is of the highest grade. This is because espresso machines require a fine grind to extract the maximum amount of coffee. Water passes through the grounds https://wwwcoffeeeuk71680.blogdiloz.com/29225666/the-most-popular-coffee-espresso-machines-is-gurus-3-things