1/4 c. butter, melted
1 egg
2/3 c. flour
1 tsp. vanilla
1 c. brown sugar
1/4 tsp. salt
1 tsp. baking powder

Stir together butter, sugar and egg. Add remaining ingredients and pour into 8 x 8 inch pan. Bake at 325 degrees for 20 to 25 minutes.