INGREDIENTS
4
Egg, large
3
Egg yolks, large
1 cup
Nutella
2 cups
All-purpose flour
1 1/2 tsp
Baking powder
1 1/2 tsp
Baking soda
14 oz
Bittersweet chocolate
2 1/2 cups
Brown sugar, packed light
2/3 cup
Cocoa powder, unsweetened
2 1/2 tsp
Kosher salt
1
Sprinkles
3/4 cup
Sugar
3 tsp
Vanilla
1/4 cup
Vegetable oil
1 cup
Coffee
2 cups
Butter, unsalted
1 cup
Buttermilk
1 cup
Heavy cream
1
Candy thermometer