INGREDIENTS
1
Egg, large
2
Egg yolks, large
72
dark chocolate
1 1/4 cups
All-purpose flour
1 tsp
Baking powder
1/2 tsp
Baking soda
1 cup
Brown sugar, light packed
1/2 cup
Granulated sugar
1
Maldon sea salt flakes
1/2 tsp
Sea salt, fine
1 tsp
Vanilla extract
1/2 cup
Hazelnuts, lightly toasted ground
5/8 cup
Butter, unsalted