Fay'S Make Ahead Cookie Mix
["1 1/2 c. butter or margarine, softened", "1 Tbsp. salt", "2 tsp. baking powder", "6 c. plain flour"]
["In a very large bowl, combine salt, butter and baking powder using an electric mixer to blend well. Lightly spoon flour into measuring cup; level off. Do not scoop or sift flour. Add flour into butter mixture. Blend until mixture is like crumbs. Store tightly covered in refrigerator. Keeps up to 4 weeks. Makes 8 cups of mix."]
["butter", "salt", "baking powder", "flour"]