Cost per Serving:
1. Preheat oven to 300ºF. Slit each banana lengthwise through 1 side of peel, taking care to avoid cutting all the way through banana. Stuff each slit with chocolate chips and marshmallows.
2. Wrap each banana in aluminum foil, place upright on a baking sheet and bake until chocolate and marshmallows have melted, 10 to 15 minutes. Unwrap and serve immediately.