INGREDIENTS
1/2 cup
Dutch-process cocoa
1/2 cup
hot brewed coffee or water
1/2 cup
vegetable oil
1 cup
buttermilk
1 1/2 tsp
baking soda
1/2 tsp
salt
2 tsp
vanilla extract
2
large eggs
1 3/4 cups
granulated sugar
2 cups
King Arthur Unbleached All-Purpose Flour
6 tbsp
unsalted butter, at room temperature
1/8 tsp
salt
2 cups
confectioners' sugar, sifted
1 tsp
vanilla extract
1
to 2 tablespoons milk or half & half, as needed
1/2 cup
buttermilk
2 tbsp
dark corn syrup
8 tbsp
unsalted butter
1/2 cup
Dutch-process cocoa
1/4 tsp
salt
4 cups
confectioners' sugar, sifted
1 tsp
vanilla extract