INGREDIENTS
2 cups
all purpose flour
1/4 cup
cocoa powder
2 tsp
baking powder
2 tsp
baking soda
1 tsp
salt
2 cups
water
2 cups
sugar
5 oz
dark chocolate, chopped
6 tbsp
unsalted butter
2 tbsp
vegetable oil
1 tsp
vanilla extract
2
large eggs
4
large egg whites
1 cup
sugar
1/4 tsp
cream of tartar
1
vanilla bean, scraped (or 2 teaspoons pure vanilla extract)