1 c. crunchy peanut butter
3/4 c. firmly packed brown sugar
2 eggs
1 c. flour
1/4 tsp. salt
1/3 c. soft butter
3/4 c. granulated sugar
2 tsp. vanilla
1 tsp. baking powder
12 oz. chocolate chips

Cream the peanut butter, butter, sugars, eggs and vanilla. Add the flour, baking powder, and salt; blend well. Spread into a greased 9"x13" pan. Sprinkle chocolate chips over the top and put into 350 degree oven for 5 minutes. Take out and run knife through it to marblelize and then put back in the oven for 25 minutes. Do not over bake.