Mallow Treats September 24th, 2025 Ingredients3 tablespoons butter1 package (10 oz.) marshmallows30 Double Stuf Oreo cookies, crushedPreparationMicrowave butter in a large microwaveable bowl for 45 seconds.Add marshmallows; toss to coat evenly.Microwave for 45 seconds, stir, then microwave for an additional 45 seconds.Stir in cookie crumbs.Press mixture onto the bottom of a 9-inch square pan sprayed with cooking spray.Cool completely before cutting into bars.