You have your hot morning coffee covered, and the GrowlerWerks uKeg Nitro Cold Brew Coffee Machine takes care of that afternoon slump. This fully integrated cold brew coffee maker dispenses the smooth and frothy caffeinated drink you love. With its 50-ounce capacity, this at-home cold brew machine keeps 12 cups of coffee at the ready for you. More than iced coffee, cold brew is richer, fuller, and more concentrated. This cold brew maker will pick you up in the afternoon..