Bunn Heat N Brew 10 Cup Brewer PLASTICPRO 10 Oz Disposable Plastic Tumblers, Green Party Cups, Shatterproof, 50 Pack Walmart.com BLACK+DECKER 12 Cup Black Drip Coffee Maker Programmable Recipe below, Cold Brew: 1:8 ratio of coffee to water, We used 1L of water, 80g of Coarse ground coffee, 1) Simply add the water and coffee into a clean and sterile glass (ideally but not essential)