No-Bake Sugar-Free Chocolate Peanut Butter Bars

By · Reviewed by AislePrompt Editorial · ·

Rich and fudgy chocolate bars sweetened naturally, blended with creamy peanut butter for a satisfying sugar-free treat. This american-inspired desserts (sugar-free) ready in about 10 minutes layers natural peanut butter, unsweetened cocoa powder, coconut oil 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 190 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 Serves 12 American cuisine 190 cal/serving
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Ingredients

Instructions

  1. Step 1: Line an 8x8-inch square pan with parchment paper, allowing excess to hang over edges for easy removal.
  2. Step 2: In a medium microwave-safe bowl, combine 1 cup natural peanut butter, 1/4 cup coconut oil, 1/2 cup unsweetened cocoa powder, and 1/3 cup powdered erythritol.
  3. Step 3: Microwave the mixture in 30-second intervals, stirring between each, until fully melted and smooth, about 1-2 minutes total.
  4. Step 4: Stir in 1 tsp vanilla extract and 1/4 tsp sea salt until evenly mixed.
  5. Step 5: Pour the chocolate peanut butter mixture into the prepared pan and smooth the top with a spatula.
  6. Step 6: Sprinkle 1/4 cup chopped peanuts evenly over the top for added texture.
  7. Step 7: Refrigerate for at least 2 hours until firm before slicing into 12 bars.
  8. Step 8: Store bars chilled in an airtight container for up to one week.

Equipment for this recipe

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Frequently asked questions

How long does No-Bake Sugar-Free Chocolate Peanut Butter Bars take to make?

Total time is about 10 minutes (10 min prep + 0 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 Sugar-Free Chocolate Peanut Butter Bars?

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 Sugar-Free Chocolate Peanut Butter Bars?

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 Sugar-Free Chocolate Peanut Butter Bars 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 Sugar-Free Chocolate Peanut Butter Bars sugar-free?

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