No-Bake Chocolate and Caramel Lamington Slice

By · Reviewed by AislePrompt Editorial · ·

A decadent no-bake slice inspired by the classic Australian lamington, combining layers of chocolate, caramel, and biscuit crumbs. This australian-inspired desserts ready in about 30 minutes layers grams, crushed digestive biscuits, sweetened condensed milk, grams, melted unsalted butter 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 280 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 280 cal/serving
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Ingredients

Instructions

  1. Step 1: In a large bowl, combine 200 grams crushed digestive biscuits, 1/2 cup sweetened condensed milk, and 100 grams melted unsalted butter. Mix well until crumbs are evenly coated and mixture holds together.
  2. Step 2: Press the biscuit mixture firmly into a lined 8x8-inch square baking pan to form the base. Chill in the refrigerator for 30 minutes until firm.
  3. Step 3: In a small saucepan over low heat, combine 1/4 cup brown sugar, 3 tablespoons golden syrup, and 1/4 cup heavy cream. Stir constantly until sugar dissolves and mixture is smooth, about 3 minutes.
  4. Step 4: Remove from heat and add 150 grams dark chocolate chips, stirring until melted and glossy.
  5. Step 5: Pour the chocolate-caramel sauce evenly over the chilled biscuit base and spread with a spatula.
  6. Step 6: Sprinkle 1 cup desiccated coconut generously over the top while the sauce is still warm, pressing lightly to adhere.
  7. Step 7: Refrigerate the slice for at least 2 hours until set. Cut into squares and serve chilled.

Equipment for this recipe

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Frequently asked questions

How long does No-Bake Chocolate and Caramel Lamington Slice 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 and Caramel Lamington Slice?

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 and Caramel Lamington Slice?

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 and Caramel Lamington Slice 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 and Caramel Lamington Slice?

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.