No-Bake Chocolate Peanut Butter Slice with Caramel Swirl

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A rich and indulgent no-bake dessert combining smooth peanut butter, silky chocolate, and a luscious caramel swirl, inspired by Australia's beloved candy bars. This australian-inspired desserts ready in about 30 minutes layers unsalted butter, brown sugar, sweetened condensed milk 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 350 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: 20 min Cook: 10 min Serves 12 Australian cuisine 350 cal/serving
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Ingredients

Instructions

  1. Step 1: Line a 20x20 cm square baking pan with parchment paper, leaving an overhang for easy removal.
  2. Step 2: In a medium saucepan over low heat, melt 100 g unsalted butter with 75 g brown sugar and 150 g sweetened condensed milk, stirring constantly until the sugar dissolves and mixture thickens slightly, about 5 minutes.
  3. Step 3: Remove from heat and stir in 150 g creamy peanut butter until smooth, then fold in 200 g crushed digestive biscuits until evenly combined.
  4. Step 4: Press the peanut butter biscuit mixture firmly into the prepared pan in an even layer.
  5. Step 5: Melt 200 g chopped dark chocolate in a heatproof bowl over simmering water, stirring until smooth.
  6. Step 6: Pour the melted chocolate over the biscuit base, spreading evenly with a spatula.
  7. Step 7: Drizzle 100 g caramel sauce over the chocolate layer and use a skewer or knife to gently swirl the caramel into the chocolate.
  8. Step 8: Refrigerate the slice for at least 3 hours, or until fully set, before slicing into squares and serving.

Frequently asked questions

How long does No-Bake Chocolate Peanut Butter Slice with Caramel Swirl take to make?

Total time is about 30 minutes (20 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 Chocolate Peanut Butter Slice with Caramel Swirl?

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 Chocolate Peanut Butter Slice with Caramel Swirl?

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 Chocolate Peanut Butter Slice with Caramel Swirl 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 Chocolate Peanut Butter Slice with Caramel Swirl?

Australian 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.

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