INGREDIENTS
2
Eggs, large
1 1/4 cups
All-purpose flour, unbleached
2 tsp
Baking powder
8 oz
Bittersweet chocolate
1 1/2 cups
Brown sugar, packed light
1/2 cup
Cocoa powder, unsweetened Dutch-process
1 cup
Confectioners' sugar
1 cup
Granulated sugar
1/4 tsp
Kosher salt
1 tsp
Vanilla extract, pure
1/2 cup
Butter, unsalted
1/3 cup
Whole milk