Our Hard Seltzer Recipe will quench your thirst and make you smile. Each Hard Seltzer Recipe includes ingredients to craft a 1 gallon batch. The yeast is carefully selected for best performance and has a neutral flavor to let the included grapefruit flavor shine in this hard seltzer. Use our Hard Seltzer Recipe with your own 1 gallon fermenter or get started with our all in one Hard Seltzer Brewing Kit.