Chocolate Nutella Layer Cake

Directions

1. 1
   Preheat oven to 350 degrees Fahrenheit.
2. 2
   Melt 125 grams of dark chocolate with 60 milliliters of water and set aside.
3. 3
   In a medium-sized bowl, mix together the flour, unsweetened cocoa powder, baking powder, baking soda, and a pinch of salt.
4. 4
   In another bowl, beat 125 grams of softened butter, the granulated sugar, and dark brown sugar until the mixture is pale.
5. 5
   Add eggs, one at a time, while continuing to whisk.
6. 6
   Alternate adding the flour mixture and the buttermilk to the above mixture, and mix.
7. 7
   Finally, add the melted chocolate.
8. 8
   Divide the batter into two buttered and flour cake pans, then bake for approximately 35 minutes.
9. 9
   In a double boiler, melt 125 grams of dark chocolate then set aside to cool completely.
10. 10
    In a bowl, whisk 227 grams of softened butter with powdered sugar on low speed for about 1 minute.
11. 11
    Add vanilla extract and beat again on low speed until everything is well blended.
12. 12
    Add the melted chocolate to the butter mixture and beat at medium speed until everything is smooth.
13. 13
    Add Nutella and milk. Beat on medium-high speed for another minute.
14. 14
    Once the cakes cool down, assemble by layer the cake and the frosting.
15. 15
    Make sure to frost your cake in several increments, placing it in the refrigerator between each layer.