Blond Brownies
["2 c. flour", "3/4 tsp. baking powder", "1/4 tsp. baking soda", "3/4 tsp. salt", "2/3 c. margarine", "1 1/2 c. brown sugar", "2 eggs, slightly beaten", "1 1/2 tsp. vanilla"]
["Melt margarine.", "Add eggs, vanilla and sugar; mix well. Combine dry ingredients; add to the first mixture.", "(Addition of 3/4 cup chopped nuts is optional.)", "Spread into greased 10 x 15-inch jelly roll pan.", "Bake at 350\u00b0 for 15 to 20 minutes."]
["flour", "baking powder", "baking soda", "salt", "margarine", "brown sugar", "eggs", "vanilla"]