keurig k-duo essentials coffee maker, with single serve k-cup pod and 12 cup carafe brewer, black keurig introducing the k-duo essentials single serve & carafe coffee maker: the perfect brewer for any occasion. this versatile brewer is the best of both worlds, using both k-cup pods and ground coffee to brew a cup and carafe of your favorite varieties. the k-duo essentials coffee maker has a 60 oz. single water reservoir that is shared between single serve and carafe brewing, which means fewer water refills to save you time. the included 12-cup glass carafe and heating plate are perfect for keeping your coffee hot, and the added convenience of the pause & pour feature makes serving a snap! no need to wait for the entire carafe to brew ? the keurig k-duo essentials coffee maker can be paused mid-brew for 20 seconds, so you can pour fresh, hot coffee right away. create your perfect cup and carafe every time with the k-duo essentials coffee maker. choose your favorite ground coffee, or choose from hundreds of delicious k-cup pod varieties of coffee, tea, cocoa, and more.