How to Choose a Coffee Machine For Pods Pod machines scan the barcode that is located on the top of each pod (which is a disc of pre-dosed, sealed ground coffee, pressed between layers of filter paper). You just insert it and push a button. Inject an espresso pod, and https://coffeeeuk77599.arwebo.com/51499119/10-sites-to-help-you-to-become-an-expert-in-pods-coffee-machine