AluBall Single Serve Cold Brew Coffee Maker Review ComputerKraken May 10, 2018 October 20, 2018 No Comments on AluBall Single Serve Cold Brew Coffee Maker Review Includes: Patented AluBallĀ® 16oz Wide Mouth Mason Jar Instructions: Add 8oz of cold filtered water to jar Add 2 tbsp of coarsely ground coffee beans to AluBallĀ® Shake Brew for 8-10 hours