Pumpkin Pie Squares
["1 c. flour", "1/2 c. rolled oats", "1/2 c. brown sugar", "1/2 c. butter or margarine"]
["Mix until crumbly.", "Press into 9 x 13-inch ungreased pan. Bake 15 minutes at 350\u00b0."]
["flour", "rolled oats", "brown sugar", "butter"]