Chocolate and hazelnut crepe cake

With chocolate hazelnut spread in between, then covered in rich ganache, this show-stopping crepe cake will leave quite the impression on your guests.

Ingredients:                     

• 1 cup plain flour
• ⅓ cup caster sugar
• 2 tablespoons cocoa powder
• 4 eggs
• 2 cups milk
• Spray olive oil
• 2 x 180g blocks dark chocolate, chopped
• ⅔ cup thickened cream
• 3 cups chocolate hazelnut spread
• Chopped dry-roasted hazelnuts, to decorate
• Whipped or double cream, to serve