INGREDIENTS
1 1/4 cups
all-purpose flour
1 tsp
baking powder
1/2 tsp
salt
2/3 cup
dutch-process cocoa
1/2 cup
unsalted butter, at room temperature
1/2 cup
granulated sugar
1/2 cup
dark brown sugar
1 1/2 tsp
vanilla
1/2 tsp
hazelnut extract
1/3 cup
Nutella
1/3 cup
milk