Tim Tam-Inspired No-Bake Chocolate Hazelnut Slice
A decadent no-bake slice blending chocolate, hazelnuts, and a biscuit base inspired by the iconic Australian Tim Tam treat. This australian-inspired desserts ready in about 15 minutes layers crushed digestive biscuits, melted unsalted butter, hazelnut spread (e.g. Nutella) 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 320 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.
Ingredients
- 200g, crushed digestive biscuits
- 100g, melted unsalted butter
- 1/2 cup hazelnut spread (e.g. Nutella)
- 200g, chopped dark chocolate
- 1/3 cup sweetened condensed milk
- 1/2 cup, toasted and roughly chopped hazelnuts
- 2 tbsp, for dusting cocoa powder
Instructions
- Step 1: Line a 9x9-inch square baking pan with parchment paper. In a bowl, mix 200g crushed digestive biscuits with 100g melted unsalted butter until fully combined. Press firmly into the base of the prepared pan to form an even layer.
- Step 2: In a microwave-safe bowl, combine 1/2 cup hazelnut spread, 200g chopped dark chocolate, and 1/3 cup sweetened condensed milk. Microwave in 30-second intervals, stirring well between each, until the mixture is smooth and glossy.
- Step 3: Pour the chocolate-hazelnut mixture evenly over the biscuit base. Sprinkle 1/2 cup toasted and roughly chopped hazelnuts over the top, pressing lightly to adhere.
- Step 4: Refrigerate the slice for at least 4 hours or until set. Before serving, dust the top with 2 tbsp cocoa powder using a fine sieve. Cut into squares and enjoy chilled.
Equipment for this recipe
Top-rated tools to make this recipe successfully.
Frequently asked questions
How long does Tim Tam-Inspired No-Bake Chocolate Hazelnut Slice take to make?
Total time is about 15 minutes (15 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 Tim Tam-Inspired No-Bake Chocolate Hazelnut 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 Tim Tam-Inspired No-Bake Chocolate Hazelnut 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 Tim Tam-Inspired No-Bake Chocolate Hazelnut 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 Tim Tam-Inspired No-Bake Chocolate Hazelnut 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.
