Blond Brownies

1/2 c butter

3/4 c sugar

3/4 c brown sugar

2 eggs

2 tsp vanilla

1 1/2 c flour

1 tsp baking powder

1/2 tsp salt

1 c white chocolate chips

1 c semi-sweet chocolate chips

2/3 c chopped pecans, divided

Preheat oven to 350 degrees. Grease a 9 x 13" pan. Stir together flour, baking powder, and salt. Set aside. Cream butter and sugars until light and fluffy. Beat in eggs and vanilla. Gradually stir flour into butter mixture. Stir in chips and 1/2 c nuts. Spread evenly in prepared pan. Sprinkle remaining nuts evenly over top. Bake 30 minutes. Cool completely before cutting into squares or bars.