Bake this irresistible Chocolate-Peanut Butter Mallow Bars at home. Made with cake mix, butter, milk and peanut butter. Easy step-by-step instructions i…
This Chocolate-Peanut Butter Mallow Bars relies on simple, everyday ingredients such as (1 stick) butter, melted, milk, divided, creamy peanut butter and planters salted peanuts. It comes together quickly and makes 4 servings, at about 1415 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 Chocolate-Peanut Butter Mallow Bars 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