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Brown Butter Dulce de Leche Rice Krispie Treats Recipe

4.4 from 114 reviews

These Brown Butter Dulce de Leche Rice Krispie Treats are a decadent twist on the classic marshmallow snack. Featuring rich browned butter for a nutty flavor and a luscious layer of sweet dulce de leche, these treats combine cinnamon sugar-flavored Rice Krispies and mini marshmallows for an indulgent, chewy, and crispy dessert that’s perfect for gatherings or a delightful homemade treat.

Ingredients

Scale

Brown Butter Marshmallow Mixture

  • 5 Tablespoons Butter
  • 1/4 teaspoon Vanilla Extract
  • 8 Cups Mini Marshmallows
  • 1/2 teaspoon Fine Grain Sea Salt

Remaining Ingredients

  • 2 Cups Mini Marshmallows (divided from total 10 cups)
  • 6 Cups Rice Krispies Cereal (cinnamon sugar flavored)
  • 1/2 Can Dulce de Leche (approximately 7 oz or 200 g)

Instructions

  1. Prepare Pan: Spray a 9×9-inch pan with non-stick spray and line it with foil or parchment paper, leaving an overhang (sling) on the sides. Spray the liner again for easy removal.
  2. Brown the Butter: Place a large pot on medium heat and melt the butter. Continue cooking until it browns and develops a nutty aroma, being careful not to burn it.
  3. Melt Marshmallows: Remove the pot from heat and quickly add the sea salt and 8 cups of mini marshmallows. Stir until fully melted and smooth. If needed, return briefly to low heat to finish melting, but do not overheat to avoid burning the browned butter.
  4. Add Vanilla: Stir in the vanilla extract once the marshmallow mixture is smooth.
  5. Mix with Cereal: In a large bowl, measure the cinnamon sugar-flavored Rice Krispies cereal. Pour the melted marshmallow mixture over the cereal and mix thoroughly to coat all the cereal evenly.
  6. Add Remaining Marshmallows: While still warm, fold in the remaining 2 cups of mini marshmallows to add texture and flavor.
  7. First Layer: Lightly press about half of the rice krispies mixture evenly into the prepared pan. Use a spatula or your hands (lightly greased) to flatten it down.
  8. Spread Dulce de Leche: Evenly spread the dulce de leche over the first layer of rice krispies, creating a smooth layer that covers the entire surface.
  9. Top Layer: Add the remaining rice krispies mixture on top of the dulce de leche. Lightly press and evenly spread it out so the top layer is uniform.
  10. Set and Serve: Allow the treats to cool and set at room temperature until firm. Use the foil sling to lift the treats from the pan, then cut into squares and serve.

Notes

  • Browned butter adds a nutty depth of flavor; to brown butter, melt it over medium heat and continue cooking until it foams and the milk solids turn golden brown. Remove promptly to avoid burning.
  • The cinnamon sugar-flavored Rice Krispies can be made by tossing regular cereal with a little cinnamon and sugar before mixing or purchased pre-flavored.
  • Lightly greasing your hands or spatula helps press the sticky mixture evenly without sticking.
  • Using a foil or parchment sling makes it easier to lift the treats from the pan without breaking.

Keywords: Rice Krispie Treats, Brown Butter, Dulce de Leche, Marshmallow Treats, Cinnamon Sugar Rice Krispies, Sweet Dessert Snack