Butterscotch Squares
["2 sticks butter", "1 c. brown sugar", "1/2 tsp. vanilla"]
["Butter 10 x 15-inch jelly roll pan.", "Line 24 graham crackers on pan.", "Melt and boil 3 minutes on medium heat.", "Stir constantly. Add 1 cup chopped nuts.", "Pour over crackers and bake 10 minutes at 325\u00b0.", "Cool and cut."]
["butter", "brown sugar", "vanilla"]