Peanut Butter Cookies
["1/4 c. shortening", "1/4 c. soft margarine", "1/2 c. peanut butter", "1/2 c. sugar", "1/2 c. brown sugar, packed", "1 egg", "1 1/4 c. sifted flour", "1/2 tsp. baking powder", "3/4 tsp. soda", "1/4 tsp. salt"]
["Mix together.", "Chill dough in refrigerator for one hour.", "Roll into balls the size of large walnuts.", "Place 3 inches apart on lightly greased cookie sheet.", "Flatten with fork dipped in flour; crisscross.", "Bake until set but not hard.", "Heat oven to 375\u00b0. Bake 10 to 12 minutes.", "Makes about 2 1/2 dozen."]
["shortening", "margarine", "peanut butter", "sugar", "brown sugar", "egg", "flour", "baking powder", "soda", "salt"]