Kraft Marshmallow Creme Rice Krispie Treat Recipe: Gooey Nostalgia in Every Square

This classic treat brings back childhood memories with its perfect balance of crispy and gooey textures. The secret lies in the right ratio of melted marshmallow creme to cereal.

I’ve refined this method to ensure every square stays fresh and holds its shape without being sticky. The process takes less than 20 minutes from start to finish.

What you’ll get is a batch of perfectly golden squares with that signature snap and melt-in-your-mouth marshmallow center. They’re ideal for parties, lunchboxes, or a quick sweet fix.

This version stays true to the original while delivering consistent results every time. The nostalgia is built right in.

Ingredients for Kraft Marshmallow Creme Rice Krispie Treat

Five ingredients. Twenty minutes. Childhood in a pan.

The marshmallow creme is non-negotiable here—Kraft Jet-Puffed is the classic for a reason. Grab it in the baking aisle near the chocolate chips. The cereal matters too: fresh Rice Krispies snap better than stale stuff from the back of the pantry. Butter should be unsalted so you control the salt level (and because salted butter can make the final treats too salty).

No marshmallow creme? 10 oz regular marshmallows (about 40) melted with 1 extra tbsp butter works. Want more depth? Add half a tsp of almond extract with the vanilla. The butter can be salted if that’s all you’ve got—just skip the added salt. For a richer taste, European-style butter adds a nice touch (but it’s not necessary).

These keep at room temp in an airtight container for 3 days—if they last that long. Stack with parchment between layers so they don’t stick. Freeze for up to 6 weeks (thaw 10 minutes before serving).

Step-by-Step Instructions for Marshmallow Creme Rice Krispie Treats

Super simple and foolproof. Just follow these steps for perfect treats every time.

Step 1: Melt the Butter Completely

In a large pot over low heat, melt the 0.25 cup unsalted butter completely. I always use a pot rather than a saucepan—you’ll need the room later for mixing. Watch for the butter to melt into a clear, golden liquid with no solid pieces remaining.

This step usually takes 3-4 minutes. Don’t rush it by turning up the heat—you want gentle melting, not browning. Once fully melted, remove the pot from heat immediately to prevent overheating. The residual heat will keep it liquid while you add the next ingredients.

Step 2: Combine Marshmallow Creme and Flavorings

Add the entire 10 oz Kraft Jet-Puffed Marshmallow Creme to the melted butter. I like to use a silicone spatula to scrape every last bit from the jar. Stir constantly until the mixture becomes completely smooth and glossy.

Now add the 1 tsp vanilla extract and 0.25 tsp salt. Stir for another 30 seconds until fully incorporated. The mixture should look like a thick, white, marshmallow sauce. If it seems too thick, return it to low heat for 10-15 seconds while stirring.

Step 3: Fold in the Rice Krispies Cereal

Add all 6 cups Rice Krispies Cereal at once to the marshmallow mixture. Using your spatula, gently fold the cereal into the marshmallow sauce, pressing down slightly to ensure every piece gets coated. I find it works best to use a circular motion, lifting from the bottom and folding over the top.

You’ll notice the mixture becomes harder to stir as the cereal absorbs the marshmallow. Keep folding until you see no more dry cereal and everything is evenly coated. This usually takes 1-2 minutes. The cereal should glisten with marshmallow but still have some snap when you press it.

Step 4: Press and Set the Treats

Transfer the mixture to a greased 9×13-inch baking dish (I use butter to grease it). Press the mixture evenly into the pan using your spatula or buttered hands. Press firmly but don’t compact it too tightly—you want the treats to hold together but still be light and airy.

Use a piece of parchment paper to press down one final time for a smooth, even surface. Let the treats sit at room temperature for 30 minutes to set completely. They’re ready when the top feels firm to the touch and a knife inserted comes out clean with no sticky residue.

Step 5: Cut and Serve

Once set, use a sharp knife to cut into 12 equal squares. For clean cuts, I like to dip the knife in hot water and wipe it clean between each cut. This prevents the marshmallow from sticking to the blade.

Serve immediately or store in an airtight container at room temperature for up to 3 days. The treats are best the day they’re made, when they’re still ultra-gooey with that perfect crispiness from the cereal. If they lose their freshness, a quick 10 seconds in the microwave brings back that just-made texture.

Troubleshooting Perfect Results

Too Sticky Situation

If your treats are too sticky to handle, you likely didn’t let them set long enough. Return the pan to room temperature for another 15-20 minutes. I often place mine in the fridge for 10 minutes to speed this up when I’m in a hurry. 💡

Hard as Rock

Overcooked marshmallow creme can make treats hard. If this happens, microwave individual squares for 5-10 seconds to restore softness. Next time, remove the pot from heat as soon as the marshmallow melts completely.

Crumbling Apart

This usually means the cereal wasn’t fully coated. Press the mixture more firmly into the pan next time, using buttered hands or a spatula. Also, ensure you’re using exactly 6 cups of cereal—too much will prevent proper binding.

Uneven Texture

If some squares are too soft while others are firm, your marshmallow wasn’t fully melted before mixing. Stir until completely smooth and glossy before adding cereal. I recommend scraping the sides of the pot with a silicone spatula.

Butter Separation

If you see butter pooling, you overheated the mixture. Next time, use low heat and stir constantly. If it happens, just stir vigorously to reincorporate the butter before adding cereal.

Stale Cereal

Stale Rice Krispies won’t give you that signature snap. Always use fresh cereal straight from a newly opened box. Store your cereal in an airtight container to maintain crispness. 🥣

Frequently Asked Questions