INGREDIENTS
1/2 tsp
baking powder
1 tsp
baking soda
1/2 cup
buttermilk
1/3 cup
cocoa powder
2 cups
confectioners' sugar
1 large
egg
1 cup
flour
2 tbsp
heavy cream
1/2 tsp
kosher salt
1 pinch
salt
1/2 cup
strong coffee
1 cup
sugar
1 cup
unsalted butter
3/4 cup
unsweetened cocoa powder
1 1/2 tsp
vanilla extract
2 tsp
vanilla extract
1/4 cup
vegetable oil