Kinder Layer Cake

Ingredients

• 200 g Kinder Maxi Bars
• 100 ml Liquid cream (double cream)
• 200 g All-purpose flour
• 50 g Unsweetened cocoa powder
• 5 g Baking soda
• 1 g Salt
• 150 g Granulated sugar (for the sponge)
• 120 g Unsalted butter
• 60 ml Grape seed oil
• 4 Egg yolks
• 5 ml White vinegar
• 120 ml Buttermilk
• 4 Egg whites
• 200 g Granulated sugar (for the meringue)
• 250 g Unsalted butter (for the buttercream)
• 100 g Nutella
• 40 ml Water
• 40 g Granulated sugar (simple syrup)
• 2 Kinder Bueno bars