No-Bake Vegan Chocolate Oat Bars with Peanut Butter

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

Chewy and rich no-bake bars combining oats, cocoa, and peanut butter, perfect for a quick vegan snack or dessert. This vegan recipe (gluten free option), ready in about 15 minutes, pairs rolled oats, natural peanut butter, maple syrup for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 180 calories and feeds 12, so it slots cleanly into a weekly meal plan and pairs well with rice, quinoa, or a quick salad. 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: 15 min Serves 12 International cuisine 180 cal/serving
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Ingredients

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Instructions

  1. Step 1: Line an 8x8-inch baking pan with parchment paper and set aside.
  2. Step 2: In a large mixing bowl, combine 2 cups rolled oats, 1/4 cup unsweetened cocoa powder, and 1/4 tsp salt; stir to mix evenly.
  3. Step 3: In a small saucepan over low heat, warm 1 cup natural peanut butter and 1/2 cup maple syrup, stirring constantly for 2-3 minutes until smooth and combined.
  4. Step 4: Remove the peanut butter mixture from heat and stir in 1 tsp vanilla extract.
  5. Step 5: Pour the warm peanut butter mixture over the oat mixture and stir thoroughly until all oats are evenly coated with the chocolatey peanut butter.
  6. Step 6: Transfer the mixture to the prepared pan and press firmly into an even layer with a spatula or your hands.
  7. Step 7: Refrigerate for at least 2 hours until firm enough to cut into bars.
  8. Step 8: Once set, lift the bars out of the pan using the parchment paper and cut into 12 equal squares. Store bars airtight in the fridge.

Frequently asked questions

How long does No-Bake Vegan Chocolate Oat Bars with Peanut Butter take to make?

Total time is about 15 minutes (15 min prep + 0 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover No-Bake Vegan Chocolate Oat Bars with Peanut Butter?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep rolled oats from drying out.

Can I substitute ingredients in No-Bake Vegan Chocolate Oat Bars with Peanut Butter?

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 Vegan Chocolate Oat Bars with Peanut Butter 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.

Is No-Bake Vegan Chocolate Oat Bars with Peanut Butter vegan?

Yes — this recipe is tagged vegan, gluten free option based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.

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