2/3 c. peanut butter
1/4 c. butter
1 c. brown sugar
2/3 c. sugar
1 tsp. vanilla
3 eggs
3/4 c. flour
3/4 tsp. baking powder
1/4 tsp. baking soda
12 oz. chocolate chips

Preheat oven to 350 degrees. Cream peanut butter, butter, brown sugar, sugar and vanilla. Add eggs. Combine dry ingredients. Add to creamed mixture, stir in chips. Bake in greased 9 x 13-inch pan for 30-35 minutes.