Coffee Machines Capsules Capsules of coffee machines are simple to use and do not require a filter or grinder for coffee beans. They are also very compact and take up less space in the kitchen. A capsule is a plastic, or aluminum, pack that holds coffee grounds in pre-measured quantities. https://coffeeeuk05348.csublogs.com/34482468/10-websites-to-aid-you-to-become-an-expert-in-pods-coffee-machine