INGREDIENTS
1
Egg, large
1 cup
All-purpose flour
1/2 tsp
Baking soda
1/2 cup
Brown sugar, light packed
1/4 cup
Cocoa powder, unsweetened
1 tbsp
Cocoa powder
1/4 cup
Powdered sugar
1/4 tsp
Salt
1 tsp
Vanilla extract, pure
4 tbsp
Butter, unsalted
1 tbsp
Butter
1/2 cup
Milk