1 Preheat oven to 350 ºF. Grease bottom of 8x8-inch pan.
2 Prepare and bake brownies according to package directions. Remove from oven.
3 Sprinkle marshmallows on hot brownies. Return to oven. Bake for 3 minutes.
4 Place chocolate chips and peanut butter in medium saucepan. Cook on low heat. Stir constantly until chips are melted. Add rice cereal. Mix well. Spread mixture over marshmallow layer. Refrigerate until chilled. Then enjoy!