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

Mix ingredients together (except chocolate chips). Pour and spread into 9 x 13 inch greased and floured pan. Sprinkle top with chocolate chips. Bake 20-30 minutes at 350 degrees.