1Preheat 350 degrees. Spray a 9x13 pan. Mix the brownie mix with the eggs, water and oil. Spread in pan and bake about 15 minutes. Let cool completely.
2once brownie is cool spread the jar of marshmallow creme over the top.
3Mix the chocolate chips with the peanut butter and microwave until chips have melted and mixture is smooth. Stir in the rice krispies. Spread over top the marshmallow topping. Place in refrigerator until krispies have set up cut into squares and serve.