No-Bake Rice Krispie Treats with Toasted Marshmallows

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

Classic rice krispie treats enhanced with lightly toasted marshmallows for extra flavor and a chewy texture. This american-inspired desserts ready in about 20 minutes layers unsalted butter, mini marshmallows, toasted mini marshmallows into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 150 calories and feeds 12, so it slots into a weekend bake or a special-occasion dessert tray. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 10 min Cook: 10 min Serves 12 American cuisine 150 cal/serving
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Ingredients

Instructions

  1. Step 1: In a large pot over low heat, melt 3 tbsp unsalted butter until fully melted and bubbling slightly, about 2 minutes.
  2. Step 2: Add 4 cups mini marshmallows and 1 tsp vanilla extract to the pot, stirring constantly until melted and smooth, about 5 minutes.
  3. Step 3: Remove from heat and quickly fold in 6 cups rice krispies cereal and 1 cup toasted mini marshmallows, stirring gently to coat all cereal without crushing.
  4. Step 4: Transfer mixture to a greased 9x13-inch pan and press down evenly with a buttered spatula.
  5. Step 5: Let cool at room temperature for at least 30 minutes before cutting into squares and serving.

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Frequently asked questions

How long does No-Bake Rice Krispie Treats with Toasted Marshmallows take to make?

Total time is about 20 minutes (10 min prep + 10 min cook). Most home bakers find this fits a weekend afternoon; chill or store as the recipe directs before serving.

How do I store leftover No-Bake Rice Krispie Treats with Toasted Marshmallows?

Cool fully before storing. Most baked desserts keep at room temperature in an airtight container for 2–3 days, or in the fridge for up to 5 days. Cream- or custard-based desserts must go in the fridge within 2 hours; reheat gently or serve cold per the recipe.

Can I substitute ingredients in No-Bake Rice Krispie Treats with Toasted Marshmallows?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale No-Bake Rice Krispie Treats with Toasted Marshmallows for a different number of people?

The recipe is written for 12 servings. Multiply each ingredient by (your serving target / 12). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with No-Bake Rice Krispie Treats with Toasted Marshmallows?

American desserts like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.