Peanut Butter Cookies
["1 1/4 c. flour", "3/4 tsp. baking soda", "1/2 tsp. baking powder", "1/4 tsp. salt", "1/2 c. shortening", "1/2 c. peanut butter", "1/2 c. granulated sugar", "1/2 c. brown sugar", "1 egg, well beaten", "1 tsp. vanilla, if preferred"]
["Sift flour; measure.", "Add soda, baking powder and salt; sift again.", "Cream shortening and peanut butter; gradually add the sugars and cream thoroughly.", "Add well beaten egg.", "Combine the dry ingredients and creamed mixture.", "Mix well.", "Form into balls 1-inch in diameter and place on a lightly greased and floured baking sheet.", "Flatten with fork making crisscross pattern.", "Bake in a moderate oven at 375\u00b0 for 8 to 10 minutes.", "Makes 3 1/2 to 4 dozen cookies."]
["flour", "baking soda", "baking powder", "salt", "shortening", "peanut butter", "sugar", "brown sugar", "egg", "vanilla"]