Bake this irresistible Loaded M&M Oreo Cookie Bars at home. Made with egg, brown sugar, unsalted butter and vanilla. Easy step-by-step instructions incl…
This Loaded M&M Oreo Cookie Bars relies on simple, everyday ingredients such as large egg, packed light brown sugar, unsalted butter, melted and vanilla extract. It comes together quickly and makes 4 servings, at about 729 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 Loaded M&M Oreo Cookie 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