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Chocolate Hazelnut Delight Cake

A rich layer cake featuring a creamy hazelnut filling and glossy chocolate ganache, perfect for special occasions or family dinners.
Prep Time 30 minutes
Cook Time 35 minutes
Total Time 1 hour 5 minutes
Course Cake, Dessert
Cuisine American
Servings 12 slices
Calories 520 kcal

Ingredients
  

For the Chocolate Cake

  • 1.75 cups 1 3/4 cups (220g) all-purpose flour
  • 0.75 cups 3/4 cup (75g) unsweetened cocoa powder
  • 1.5 tsp 1 1/2 tsp baking powder
  • 1.5 tsp 1 1/2 tsp baking soda
  • 0.5 tsp 1/2 tsp salt
  • 1 cups 1 cup (200g) granulated sugar
  • 0.5 cups 1/2 cup (100g) brown sugar
  • 2 large 2 large eggs
  • 0.5 cups 1/2 cup (120ml) vegetable oil
  • 1 cups 1 cup (240ml) buttermilk
  • 2 tsp 2 tsp vanilla extract
  • 0.75 cups 3/4 cup (180ml) hot coffee

For the Hazelnut Filling and Ganache

  • 1 cups 1 cup (240ml) heavy cream
  • 0.5 cups 1/2 cup (130g) hazelnut spread (like Nutella)
  • 0.25 cups 1/4 cup (30g) toasted hazelnuts, chopped
  • 200 g 200g (7 oz) dark or semi-sweet chocolate, chopped
  • 0.75 cups 3/4 cup (180ml) heavy cream (for ganache)
  • 1 tbsp 1 tbsp unsalted butter (optional, for shine)

Instructions
 

Make the Chocolate Cake

  • Preheat the oven to 350°F (175°C) and grease and flour two 9-inch round pans.
  • In a bowl, whisk together flour, cocoa powder, baking powder, baking soda, and salt.
  • In a separate large bowl, beat granulated and brown sugars with eggs, oil, buttermilk, and vanilla until smooth.
  • Gradually add the dry mixture, alternating with hot coffee, stirring just until combined.
  • Divide the batter evenly between the prepared pans and bake for 30–35 minutes until a toothpick comes out clean.
  • Allow the cakes to cool completely in the pans, then remove.

Prepare the Hazelnut Filling

  • Whip 1 cup of heavy cream until soft peaks form.
  • Gently fold in the hazelnut spread until smooth.
  • Stir in the chopped toasted hazelnuts.

Make the Ganache

  • Heat 3/4 cup of heavy cream until it just begins to simmer.
  • Pour the hot cream over the chopped chocolate and let it sit for 2 minutes.
  • Stir until smooth and glossy. Add butter for extra shine, if desired.

Assemble the Cake

  • Place one cake layer on a serving plate.
  • Spread the hazelnut filling evenly on top.
  • Add the second cake layer.
  • Pour the ganache over the top and let it drip down the sides.
  • Sprinkle extra chopped hazelnuts on top if desired.

Notes

For cleaner slices, chill the cake for 15–20 minutes before cutting. Store leftovers at room temperature for up to a day or refrigerate for up to 4 days. Can freeze whole or in slices for up to 2 months.
Keyword Chocolate Cake, Dessert Recipe, Easy Cake, Hazelnut Cake, Layer Cake