By Elina 
There is nothing quite like the creamy, nutty combination of white chocolate and hazelnuts. If you are a fan of Kinder Bueno bars, this Kinder Bueno White Chocolate & Hazelnut Tart is going to be your new obsession. It features a crisp buttery crust, a luscious white chocolate custard filling, and plenty of toasted hazelnuts for that signature crunch.
The combination of smooth white chocolate, creamy custard, and roasted hazelnuts creates a dessert that feels rich without being overly complicated. Whether you are hosting a dinner party or simply treating yourself on a weekend, this tart looks like a masterpiece but is surprisingly simple to make.
Why You’ll Love This Kinder Bueno White Chocolate & Hazelnut Tart
This Kinder Bueno White Chocolate & Hazelnut Tart brings together several textures in every slice. The pastry provides a crisp, buttery base, while the white chocolate filling becomes smooth and creamy as it bakes. Toasted chopped hazelnuts add a pleasant crunch that balances the softness of the custard.
It is also a great dessert when you want something that looks impressive without requiring complicated pastry techniques. The optional Kinder Bueno White pieces on top add a recognizable finishing touch and make the tart especially appealing for chocolate and hazelnut lovers.
Ingredients
- Base: 1 Shortcrust pastry sheet (or homemade dough)
- The Chocolate: 200g White chocolate (good quality)
- The Cream: 100g Heavy cream (thick or liquid)
- The Custard: 3 Whole eggs
- Sweetness: 50g Caster sugar
- Flavor: 1 tsp Vanilla extract
- Balance: 1 Pinch of salt
- Crunch: 100g Toasted, chopped hazelnuts
- Optional Garnish: Kinder Bueno White bars (broken into pieces) for decoration
Choosing the Right Ingredients
Good-quality white chocolate is particularly important because it forms the main flavor of the filling. Choose a chocolate that melts smoothly so it combines easily with the heavy cream and creates a creamy mixture.
Toasted hazelnuts provide the characteristic nutty flavor and crunchy texture. Chopping them into smaller pieces helps distribute them throughout the filling, so you get hazelnut flavor and crunch in almost every bite.
Step-by-Step Instructions
Step 1: Prep and Blind Bake
Preheat your oven to 180°C (350°F). Roll out your pastry and carefully line a tart tin. Prick the base all over with a fork to prevent it from puffing up. Bake it “blind” without filling for 15 minutes, until it is just starting to color. Blind baking gives the pastry a head start before the creamy filling is added. This helps create a sturdy base that can support the rich chocolate custard without becoming overly soft.
Step 2: Melt the Chocolate
While the crust bakes, set up a double boiler by placing a heatproof bowl over a pot of simmering water. Melt the white chocolate together with the heavy cream. Stir gently until the mixture becomes completely smooth. Remove it from the heat and allow it to cool slightly. Letting the mixture cool before combining it with the eggs is important because extremely hot chocolate could affect the egg mixture.
Step 3: Whisk the Eggs
In a large mixing bowl, whisk the eggs, sugar, salt, and vanilla extract. Whisk vigorously until the mixture turns pale yellow and becomes fluffy. This step incorporates air into the eggs and gives the custard filling a lighter texture. The vanilla also complements the sweetness of the white chocolate and enhances the overall flavor of the Kinder Bueno White Chocolate & Hazelnut Tart.
Step 4: Combine the Mixtures
Gently fold the cooled melted chocolate mixture into the fluffy eggs. Use a whisk or spatula to combine everything lightly, being careful not to overbeat the mixture.The goal is to create a smooth, consistent filling while maintaining some of the air incorporated during whisking. Mix only until the ingredients are evenly combined.
Step 5: Add the Crunch
Add the chopped hazelnuts to the batter and mix well so they are evenly distributed.Because the hazelnuts are toasted before being added, they bring a deeper roasted flavor to the tart. Spreading them evenly throughout the mixture ensures that each slice has a satisfying combination of creamy white chocolate and crunchy hazelnuts.
Step 6: Fill and Bake
Pour the filling into your pre-baked tart shell. Place it back in the oven and bake for 20 to 25 minutes.The filling should be set without excessive wobbling, while the pastry should become golden. Keep an eye on the tart toward the end of the baking time because ovens can vary. Avoid overbaking, as the filling should retain its creamy texture.
Step 7: Cool and Serve
Let the tart cool completely in the tin. This allows the filling to firm up properly and makes the tart easier to remove and slice.Once completely cool, carefully remove it from the pan. For the signature finishing touch, add pieces of Kinder Bueno White bars over the top. The combination of the decorative chocolate pieces and visible hazelnuts makes the finished Kinder Bueno White Chocolate & Hazelnut Tart especially tempting.
Tips for Making the Perfect Tart
Make sure your pastry is fitted neatly into the tart tin before blind baking. Pricking the base with a fork helps reduce puffing and creates a more even surface for the filling. When melting the white chocolate and cream, use gentle heat and stir regularly. White chocolate can be sensitive to high temperatures, so keeping the heat controlled helps maintain a smooth consistency.
How to Get a Creamy Filling
The filling should be mixed gently once the melted chocolate mixture is combined with the eggs. Overmixing can change the texture of the custard and introduce unnecessary air bubbles. The baking time is also important. You want the filling to become set while retaining a soft, creamy quality. The tart will continue to firm as it cools, so it does not need to become completely firm while still inside the oven.
How to Get Extra Crunchy Hazelnuts
Toasting the hazelnuts before chopping them helps bring out their natural oils and creates a deeper nutty flavor. Allow the toasted hazelnuts to cool before adding them to the filling. Chop them into bite-sized pieces rather than grinding them into a fine powder. This preserves the crunchy texture that makes the Kinder Bueno White Chocolate & Hazelnut Tart so enjoyable.
Decorating the Tart
The optional Kinder Bueno White bars make an easy decoration that immediately connects the tart with its inspiration. Break the bars into pieces and arrange them across the cooled tart before serving. You can keep the decoration simple or distribute the pieces evenly across the surface. The goal is to let the white chocolate filling and hazelnuts remain visible while adding enough chocolate pieces to create an attractive finish.
How to Serve Kinder Bueno White Chocolate & Hazelnut Tart
Allow the tart to cool completely before slicing. A fully cooled filling will hold its shape better and create cleaner slices. Serve individual slices on their own or alongside your favorite hot drink. The creamy white chocolate filling and roasted hazelnuts make this tart rich enough to work as a standalone dessert for dinner parties, celebrations, or weekend treats.
Can You Make This Tart Ahead?
Yes, preparing the tart ahead of time can make serving easier. Once baked, allow it to cool completely and keep it protected until you are ready to serve. Preparing the Kinder Bueno White Chocolate & Hazelnut Tart in advance also gives the filling enough time to firm up. Add the optional Kinder Bueno White garnish closer to serving if you want the chocolate pieces to maintain their best appearance.
Storage Tips
Store any leftover tart in the refrigerator in a covered container. Keeping it chilled helps maintain the structure of the creamy filling. Before serving leftovers, allow the tart to sit briefly so the filling is not excessively cold. Keep in mind that the texture is best when the tart remains properly chilled and protected from moisture.
Why White Chocolate and Hazelnut Work So Well Together
White chocolate has a rich, creamy sweetness that pairs naturally with the deeper roasted flavor of hazelnuts. The two ingredients create a contrast that makes the tart taste indulgent while still giving it plenty of texture.
The crisp pastry adds another layer to the combination. With every bite of this Kinder Bueno White Chocolate & Hazelnut Tart, you get buttery pastry, smooth white chocolate custard, and crunchy toasted hazelnuts together.
Recipe Card
Prep Time: 20 mins | Cook Time: 40 mins | Total Time: 1 hr
Servings: 8 slices
Instructions:
- Preheat oven to 180°C (350°F).
- Blind bake the pastry in a tart tin for 15 minutes.
- Melt white chocolate and cream in a double boiler; cool slightly.
- Whisk eggs, sugar, salt, and vanilla until pale and fluffy.
- Fold the chocolate mixture into the eggs gently.
- Stir in the chopped hazelnuts.
- Pour into the tart shell.
- Bake for 20–25 minutes until set.
- Cool completely before slicing.
Enjoy your homemade Kinder Bueno Tart!
Final Thoughts
This Kinder Bueno White Chocolate & Hazelnut Tart is an indulgent dessert that combines a buttery pastry shell with creamy white chocolate custard and toasted hazelnuts. Its simple preparation makes it approachable, while the finished presentation makes it suitable for special occasions.
Whether you are a longtime fan of chocolate and hazelnut desserts or simply looking for a new tart to try, this recipe delivers a satisfying combination of creamy, crunchy, buttery, and sweet flavors in every slice.
FAQs
1. What is a Kinder Bueno White Chocolate & Hazelnut Tart?
It is a creamy dessert made with a crisp shortcrust pastry base, white chocolate custard filling, toasted hazelnuts, and optional Kinder Bueno White pieces for decoration.
2. Can I use homemade pastry for this tart?
Yes. You can use either 1 shortcrust pastry sheet or homemade dough, depending on your preference and available time.
3. Why do I need to blind bake the pastry?
Blind baking helps the pastry base cook properly before the filling is added. It also helps create a sturdy, golden crust that can hold the creamy filling.
4. How do I know when the tart is done?
The filling should be set with only a slight wobble, while the pastry should be golden. Bake it for approximately 20–25 minutes after adding the filling.
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Kinder Bueno White Chocolate & Hazelnut Tart Recipe
Make this Kinder Bueno White Chocolate & Hazelnut Tart with a crisp crust, creamy filling, and toasted hazelnuts.
Type: Dessert
Cuisine: French
Keywords: Kinder Bueno White Chocolate & Hazelnut Tart
Recipe Yield: 8 Slices
Preparation Time: 20M
Cooking Time: 40M
Total Time: 1H
Recipe Ingredients:
- Base: 1 Shortcrust pastry sheet (or homemade dough)
- The Chocolate: 200g White chocolate (good quality)
- The Cream: 100g Heavy cream (thick or liquid)
- Sweetness: 50g Caster sugar
- Flavor: 1 tsp Vanilla extract
- Balance: 1 Pinch of salt
- Crunch: 100g Toasted, chopped hazelnuts
- Optional Garnish: Kinder Bueno White bars (broken into pieces) for decoration
Recipe Instructions: Instructions: Preheat oven to 180°C (350°F). Blind bake the pastry in a tart tin for 15 minutes. Melt white chocolate and cream in a double boiler; cool slightly. Whisk eggs, sugar, salt, and vanilla until pale and fluffy. Fold the chocolate mixture into the eggs gently. Stir in the chopped hazelnuts. Pour into the tart shell. Bake for 20–25 minutes until set. Cool completely before slicing.