Oatmeal Thins(5 Dozen)  
["1 c. (2 sticks) butter, softened", "1 c. (2 sticks) margarine, softened", "1 c. granulated sugar", "2 1/4 c. flour", "3 c. uncooked regular oatmeal", "confectioners sugar"]
["Cream butter, margarine and sugar in large mixing bowl until light and fluffy.", "Stir in flour and oatmeal.", "Refrigerate, covered, until firm."]
["butter", "margarine", "sugar", "flour", "regular oatmeal", "confectioners sugar"]