Peanut Butter Bars
["1 c. margarine", "1 c. sugar", "1 1/2 c. brown sugar, packed", "2 eggs, beaten", "1 tsp. vanilla", "2/3 c. peanut butter", "2 c. self-rising flour", "2 c. quick oats"]
["Mix margarine, sugar, brown sugar, egg, vanilla and peanut butter until smooth.", "Mix flour and oats together. Add peanut butter mixture to flour and oat mixture.", "Stir until moistened. Spread in a greased 10 x 15-inch pan.", "Pat in pan. Bake at 300\u00b0 for 15 to 20 minutes or until lightly brown. Don't overcook.", "Cool before frosting."]
["margarine", "sugar", "brown sugar", "eggs", "vanilla", "peanut butter", "flour", "oats"]