INGREDIENTS
1
Egg, large
1 cup
All-purpose flour
1/2 tsp
Baking powder
1 tsp
Baking soda
1/3 cup
Cocoa powder
3/4 cup
Cocoa powder, unsweetened
2 cups
Confectioners' sugar
1/2 tsp
Kosher salt
1 pinch
Salt
1 cup
Sugar
3 1/2 tsp
Vanilla, pure
1/4 cup
Vegetable oil
1/2 cup
Coffee, strong black hot
1 cup
Butter, unsalted
1/2 cup
Buttermilk
2 tbsp
Heavy cream