Brown Sugar Bars
["2 sticks butter", "2 c. brown sugar", "2 c. flour", "2 eggs", "2 tsp. vanilla", "2 tsp. baking powder", "dash of salt"]
["Melt and cool butter and sugar.", "Stir in remaining ingredients.", "Pour in 9 x 13-inch or 8 x 12-inch pan.", "Bake at 350\u00b0 for 30 minutes."]
["butter", "brown sugar", "flour", "eggs", "vanilla", "baking powder", "salt"]