INGREDIENTS
3
Eggs (about 5.25 ounces), large
2 1/4 cups
All-purpose flour
3/4 tsp
Baking powder
3/4 tsp
Baking soda
1/2 cup
Cocoa powder, unsweetened Dutch-process or regular
1 2/3 cups
Granulated sugar
1/2 tsp
Salt
1 tbsp
Vanilla extract
2 sticks
(16 tablespoons, 8 ounces) butter
3/4 cup
Sour cream
1/2 cup
Water, hot