1 c. flour
1 tsp. baking powder
1/4 tsp. salt
1 c. peanut butter
1/3 c. soft butter
1/2 c. sugar
1/2 c. brown sugar
2 eggs
1 tsp. vanilla
1/2 c. chocolate chips

In bowl cream together the butter, peanut butter and both sugars. Beat in eggs until well blended (smooth). Stir in vanilla. In small bowl stir together the flour, baking powder and salt. Add the dry ingredients to the creamed mixture. Stir until well blended. Stir in chocolate chips.

Grease an 8 inch square pan. Spread mixture in pan. Bake at 350 degrees for 30 to 35 minutes. Cool on wire rack. Cut in squares.