INGREDIENTS
3/4 cup
all-purpose flour
3/4 cup
hazelnut flour*
1 1/2 cups
granulated sugar
3/4 cup
Dutch-processed cocoa powder (sifted)
1 1/2 tsp
baking soda
1 tsp
baking powder
1 tsp
salt
1/4 cup
vegetable oil
3/4 cup
buttermilk
3/4 cup
hot water
2
large eggs
2 tsp
vanilla
1 1/2 cups
unsalted butter (room temperature)
3/4 cup
Nutella
3 cups
powdered sugar (sifted)
3/4 cup
Dutch-processed cocoa powder (sifted)
2
large egg whites
5 tbsp
granulated sugar
salt
cream of tartar
1/2 cup
chopped hazelnuts ((toasted skinned))
1 1/2 tbsp
Dutch-processed cocoa powder (sifted)
toasted hazelnuts to decorate (chopped and whole)
Ferrero Rocher chocolates (if desired)