How to Choose a Coffee Machine For Pods Pod machines work by reading the barcode that is on the top of the pod (which is actually a disc of sealed, pre-dosed ground beans that are encased between two layers of filter paper). You just insert it and push the button. https://coffeee04381.loginblogin.com/34848584/10-no-fuss-ways-to-figuring-out-the-pods-coffee-machine-in-your-body