INGREDIENTS
1
Egg, large
6 3/4 oz
All-purpose flour
1/2 tsp
Baking powder
1/4 tsp
Baking soda
6 7/8 oz
Brown sugar, firmly packed light
2 5/8 oz
Dutch-processed cocoa, powder
4 oz
Granulated sugar
1/4 tsp
Salt
1 tsp
Vanilla extract, pure
1/2 cup
Butter, unsalted
1 cup
Buttermilk