2 eggs
1/3 c. water
1/4 c. butter
1 c. peanut butter
1 pkg. cake mix (yellow, chocolate or white)
1 (12 oz.) pkg. chocolate chips

Beat eggs, water, butter, peanut butter and half of the cake mix until smooth. Stir in remaining mix and chocolate chips. Spread in greased and floured jelly roll pan, 15 1/2" x 10 1/2" x 1". Bake 20 minutes at 375 degrees. Cool, cut into bars.