Food & Cooking Recipes Scott Peacock's Homemade Baking Powder 3.0 (19) 2 Reviews By Martha Stewart Martha Stewart Martha Stewart is a bestselling author, entrepreneur, and lifestyle expert who has taught millions of people through generations the joy of entertaining, cooking, gardening, collecting, crafting, and home renovating via her eponymous magazine, Martha Stewart Living, Emmy-winning television shows, and 99 books (and counting). Based in Katonah, N.Y., where she helms her 156-acre Bedford Farm, Martha is America's first self-made female billionaire. Editorial Guidelines Updated on June 23, 2020 Rate PRINT Share Total Time: 3 mins Yield: 3 tablespoons Peacock's palate is sensitive to the metallic back note of flavor in commercial baking powders, so he makes his own for his buttermilk biscuits. It takes practically no time to put together. Ingredients 2 tablespoons cream of tartar 1 tablespoon baking soda Directions Combine cream of tartar and baking soda in a small bowl, and sift together 3 times through a fine sieve. Store baking powder in a clean, dry, airtight jar at room temperature, away from sunlight, up to 6 weeks. Originally appeared: Martha Stewart Living, April 2013 Rate It PRINT