INGREDIENTS
3
Eggs, large
1 1/2 cups
All-purpose flour
1/2 tsp
Baking powder
1/4 tsp
Baking soda
1/2 cup
Brown sugar, packed light
1/2 cup
Cocoa powder, unsweetened
1/3 cup
Confectioners' sugar
1 cup
Granulated sugar
1/2 tsp
Salt
1/4 tsp
Vanilla bean paste or vanilla extract
1 1/2 tsp
Vanilla extract
3/4 cup
Butter, unsalted
2 tsp
Milk
3/4 cup
Sour cream