Brown Butter Dulce de Leche Rice Krispie Treats
Brown Butter Dulce de Leche Rice Krispie Treats are an absolute game-changer, transforming a beloved childhood classic into something truly extraordinary. If you, like me, have a soft spot for that nostalgic crunch and sweet chew of a classic Rice Krispie treat, prepare to have your world rocked. We’re taking that familiar comfort food and elevating it to dessert royalty with the rich, nutty depth of brown butter and the irresistible, caramel-kissed sweetness of dulce de leche. What makes these brown butter dulce de leche rice Krispie treats so special? It’s that exquisite interplay of textures and flavors. The browned butter adds a sophisticated warmth that perfectly complements the creamy, slow-cooked caramel notes of the dulce de leche, creating a treat that’s both familiar and excitingly new. Get ready for a bite that’s pure bliss!

Brown Butter Dulce de Leche Rice Krispie Treats
Get ready to elevate your classic Rice Krispie treats to an entirely new level of deliciousness! These Brown Butter Dulce de Leche Rice Krispie Treats are an absolute dream, combining the nutty, complex flavor of browned butter with the irresistible caramel notes of dulce de leche and the satisfying crunch of cinnamon sugar Rice Krispies. They’re surprisingly simple to make, but the sophisticated flavor profile makes them feel like a gourmet indulgence. Perfect for parties, a special dessert, or just when you need a serious treat, these bars are sure to become a new favorite.
Ingredients:
- 5 Tablespoons Butter
- ¼ teaspoon Vanilla Extract
- 10 Cups Mini Marshmallows (divided)
- 6 Cups Rice Krispies Cereal (cinnamon sugar flavored, see note)
- ½ teaspoon Sea Salt (fine grain)
- ½ Can Dulce de Leche
Note on Rice Krispies Cereal: For this recipe, I highly recommend using cinnamon sugar flavored Rice Krispies cereal. The added warmth and spice from the cinnamon sugar beautifully complement the browned butter and dulce de leche, creating a truly harmonious flavor. If you cannot find this specific flavor, regular Rice Krispies will still be delicious, but you might consider adding a pinch of cinnamon to the dry ingredients for a similar effect.
Cooking Instructions:
Let’s get started on these decadent treats! The key to unlocking the incredible flavor of these bars lies in the browned butter and the careful layering of sweetness. Don’t rush these steps; they are what will set these treats apart.
1. Browning the Butter: A Foundation of Flavor
This is where the magic begins. In a large, heavy-bottomed saucepan or Dutch oven (this is important to prevent scorching), melt the 5 Tablespoons of butter over medium heat. As the butter melts, you’ll notice it will begin to foam. Keep swirling the pan gently. You’ll see little golden-brown bits start to form at the bottom of the pan, and the aroma will shift from a neutral buttery scent to a rich, nutty, almost toasty fragrance. This is browned butter, also known as beurre noisette. Be patient and watch it closely; it can go from perfectly browned to burnt very quickly. Once it has reached a beautiful amber color and smells wonderfully nutty, immediately remove the pan from the heat to stop the cooking process. This step is crucial for developing that deep, complex flavor that makes these treats so special.
2. Melting the Marshmallows: The Chewy Binder
While the browned butter is still warm in the pan, add 8 cups of the mini marshmallows to the saucepan. Return the pan to low heat. Stir constantly with a heat-resistant spatula or wooden spoon, ensuring the marshmallows melt evenly into the browned butter. The mixture will become smooth, glossy, and wonderfully sticky. Continue stirring until all the marshmallows are completely melted and there are no lumps remaining. This forms the sticky, gooey base that will hold all our delicious ingredients together.
3. Infusing with Flavor: Vanilla, Salt, and Dulce de Leche
Once the marshmallows are fully melted and the mixture is smooth, remove the pan from the heat again. Stir in the ¼ teaspoon of vanilla extract and the ½ teaspoon of fine grain sea salt. The salt is important to balance the sweetness and enhance all the other flavors. Now comes the star player: add ½ can of dulce de leche. Stir vigorously until the dulce de leche is fully incorporated into the marshmallow mixture. You’ll notice the mixture turn a beautiful caramel color and become even more luscious. Don’t worry if there are a few swirls of dulce de leche still visible; this will create lovely ribbons of caramel throughout your treats.
4. Combining with Cereal and the Remaining Marshmallows: The Crunch and Extra Gooeyness
Now it’s time to add the dry ingredients. Gently fold in the 6 cups of cinnamon sugar flavored Rice Krispies cereal into the warm marshmallow mixture. Use your spatula to coat every single piece of cereal. This is where you want to be efficient so the cereal doesn’t get too soggy. Once the cereal is mostly coated, add the remaining 2 cups of mini marshmallows. Stir them in gently. They won’t melt completely, but they will soften, creating delightful pockets of extra gooeyness throughout the finished treats. This step adds another layer of texture and melt-in-your-mouth goodness.
5. Pressing and Setting: The Final Touches
Prepare a 9×13 inch baking pan by lightly greasing it with butter or non-stick cooking spray, or by lining it with parchment paper, leaving some overhang for easy lifting. Pour the Rice Krispie mixture into the prepared pan. Using a lightly buttered spatula or the parchment paper overhang, gently press the mixture evenly into the pan. Avoid pressing too firmly, as this can make the treats hard. We want them to be chewy and airy, not dense. Let the treats cool completely at room temperature for at least 30 minutes to an hour, or until firm enough to cut. Once cooled, lift the entire slab out of the pan using the parchment paper overhang, and cut into squares or rectangles using a sharp knife. Enjoy these incredible, flavor-packed treats!

Conclusion:
I hope you’ve been inspired to whip up a batch of these Brown Butter Dulce de Leche Rice Krispie Treats! This recipe takes a beloved classic and elevates it to a whole new level of indulgence. The nutty, rich depth of brown butter paired with the sweet, caramelly notes of dulce de leche creates an unforgettable flavor profile that will have everyone asking for seconds. These treats are incredibly easy to make, making them perfect for a quick dessert fix, a party centerpiece, or even a thoughtful homemade gift. I truly encourage you to give this delightful twist on a childhood favorite a try – you won’t be disappointed!
For serving, these treats are fantastic on their own, but consider drizzling them with a little extra dulce de leche or a sprinkle of flaky sea salt for an extra pop of flavor. They also make a wonderful addition to a dessert charcuterie board or a cookie platter. If you’re feeling adventurous, try adding some mini chocolate chips to the mix before the cereal, or even a swirl of cinnamon for a spiced variation.
Frequently Asked Questions:
Can I make these ahead of time?
Absolutely! Brown Butter Dulce de Leche Rice Krispie Treats can be made up to 2 days in advance. Store them in an airtight container at room temperature. They might be slightly firmer the next day, but still incredibly delicious. You can gently warm them for a few seconds in the microwave if you prefer a softer texture.
What is dulce de leche, and where can I find it?
Dulce de leche is a sweet, caramel-like confection made by slowly simmering sweetened milk until it thickens and turns a rich, golden brown. You can typically find dulce de leche in the international aisle of most major grocery stores, often near the imported cookies or jams. You can also find it online. Some recipes even include instructions on how to make your own!
Can I substitute the butter?
While the brown butter is key to the unique flavor of these treats, you could technically use unsalted butter without browning it if you’re in a pinch. However, you will miss out on that signature nutty, deep caramel undertone that makes this recipe so special. For the best results, I highly recommend sticking with the brown butter.

Brown Butter Dulce de Leche Rice Krispie Treats
A decadent twist on classic Rice Krispie treats, featuring nutty brown butter, sweet dulce de leche, and a hint of sea salt.
Ingredients
-
5 Tablespoons Butter
-
¼ teaspoon Vanilla Extract
-
10 Cups Mini Marshmallows (divided)
-
6 Cups Cinnamon Sugar Flavored Rice Krispies Cereal
-
½ teaspoon Sea Salt (fine grain)
-
½ Can Dulce de Leche
Instructions
-
Step 1
In a large saucepan, melt the butter over medium heat. Continue to cook, swirling occasionally, until the butter turns a rich golden brown and smells nutty. This is brown butter. -
Step 2
Remove the saucepan from the heat. Stir in 7 cups of the mini marshmallows and the sea salt until melted and smooth. -
Step 3
Stir in the dulce de leche and vanilla extract until well combined. The mixture will be thick and slightly stringy. -
Step 4
Add the cinnamon sugar flavored Rice Krispies cereal and stir gently until evenly coated. Be careful not to crush the cereal. -
Step 5
In a separate bowl, melt the remaining 3 cups of mini marshmallows (microwave or stovetop). Stir the melted marshmallows into the cereal mixture to help bind everything together and add extra chewiness. -
Step 6
Lightly grease a 9×13 inch baking pan with butter or cooking spray. Press the Rice Krispie mixture evenly into the prepared pan using a buttered spatula or your hands. Do not press too firmly. -
Step 7
Let the treats cool completely for at least 30 minutes before cutting into squares.
Important Information
Nutrition Facts (Per Serving)
It is important to consider this information as approximate and not to use it as definitive health advice.
Allergy Information
Please check ingredients for potential allergens and consult a health professional if in doubt.