1/2 c. butter
1 c. brown sugar
2 eggs
1 tsp. vanilla
1 1/2 c. flour
2 tsp. baking powder
1/2 tsp. salt

Place butter in saucepan over low heat until it melts. Take off from heat and stir in brown sugar, eggs and vanilla. Stir in flour, baking powder and salt. Mix well. Spread in greased 9"x9" pan. Bake for 30 to 35 minutes at 350 degrees or until batter begins to pull away from pan sides.