Peanut Butter Cookies
["1/4 c. unsalted margarine", "1/4 c. sugar", "1/4 c. firmly packed brown sugar", "1 egg", "1/3 c. peanut butter (without added sugar or salt)", "1/2 tsp. vanilla extract", "1 c. unbleached or all-purpose flour", "1/2 tsp. baking soda"]
["Cream margarine;", "gradually", "add", "sugar,", "beating until light and fluffy.", "Add", "egg", "and beat until mixture is smooth. Combine flour and soda;", "add", "to peanut butter mixture, mixing until", "well blended.", "Shape", "dough into 1 inch balls and then place 1 inch apart on ungreased baking sheets.", "Flatten into 2 inch", "rounds with", "a", "fork in a cross hatch pattern.", "Bake at 350\u00b0", "for\t8", "to 10\tminutes or until firm.\tTransfer to wire racks to cool. Yields 2 1/2 dozen."]
["unsalted margarine", "sugar", "brown sugar", "egg", "peanut butter", "vanilla extract", "unbleached", "baking soda"]