INGREDIENTS
4
Eggs, large
1 cup
All-purpose flour
1 cup
Brown sugar, light
4 oz
Chocolate, unsweetened
8 oz
Chocolate, semisweet
1/2 cup
Cocoa powder
1/4 cup
Confectioners' sugar
1 1/2 cups
Granulated sugar
1/2 tsp
Kosher salt
1 tsp
Vanilla extract, pure
1 stick
Butter, unsalted
2 tbsp
Buttermilk