Peanut Butter Cookies
["1 c. margarine, softened", "1 c. peanut butter", "1 c. granulated sugar", "1 c. brown sugar", "2 eggs", "2 1/2 c. flour", "1 tsp. baking powder", "1 1/2 tsp. soda", "1 tsp. salt (optional)", "granulated sugar"]
["Cream margarine, peanut butter and sugars.", "Add eggs; mix well.", "Combine flour, baking powder, soda and salt.", "Add to creamed mixture."]
["margarine", "peanut butter", "sugar", "brown sugar", "eggs", "flour", "baking powder", "soda", "salt", "sugar"]