Bake this irresistible Brownie Mallow Bar at home. Made with brownie mix, marshmallows, semi-sweet chocolate chips and peanut butter. Easy step-by-step …
This Brownie Mallow Bar relies on simple, everyday ingredients such as peanut butter, butter and crisp rice cereal. It comes together quickly and makes 4 servings, at about 1357 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
Whether you're rounding off a family dinner, bringing a treat to a gathering, or simply satisfying a sweet craving, this Brownie Mallow Bar delivers. Serve it warm or at room temperature, and add a scoop of ice cream or a spoonful of whipped cream for an extra-special finish.
Updated Jun 30, 2026