Choosing Coffee Beans For Your Coffee Machine The kind of beans you choose to use in your machine will determine the quality of your brew. Choose freshly roasted beans that have balanced flavors. The size of the grind is also important. Smaller grounds are able to take longer to extract. https://foster-dunlap.mdwrite.net/the-reasons-youll-want-to-read-more-about-coffee-to-bean-machine/