Make your favorite childhood treats even better by adding in your favorite cookies! These oreo rice krispie treats are thick, gooey, and loaded with oreo cookies for an easy dessert you'll make time and again.
Line (1) 9x9-inch baking pan with parchment paper or foil and spray with nonstick cooking spray.
In a large pan, melt butter over low heat. Set aside 2 cups of mini marshmallows. Add the rest of the marshmallows to the pan and stir until they are completely melted. Remove the pan from the heat. Stir in the salt and vanilla extract and mix until incorporated.
½ cup unsalted butter, 2 bags mini marshmallows, pinch sea salt, 1 teaspoon pure vanilla extract
Gradually add Rice Krispies cereal; stirring until well coated. Fold in the reserved 2 cups of marshmallows and chopped Oreos until thoroughly incorporated.
8 cups Rice Krispies cereal, 20 Oreo cookies
Using a buttered spatula or clean hands to gently press the mixture into the prepared pan. Don’t push too firmly or you’ll lose a bit of the ooey-gooey factor that we’re looking for. Cool completely at room temperature.
Notes
If you prefer thinner rice krispie treats, you can use a 9×13-inch baking pan.