Bake this irresistible Chocolate Peanut Butter Marshmallow Swirl Brownies at home. Made with condensed milk, margarine, milk and cake mix. Easy step-by-…
This Chocolate Peanut Butter Marshmallow Swirl Brownies relies on simple, everyday ingredients such as sweetened condensed milk, margarine, melted and cooled, milk and large egg white. It comes together quickly and makes 4 servings, at about 250 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 Marshmallow Swirl Brownies 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