Blackout Cake

Name: Blackout Cake
Ingredients: 1/2 cup Cocoa; 2 tablespoons Boiling water; 2 ounces Unsweetened chocolate, chopped; 3/4 cup Milk; 2 cups Sugar; 2 stk butter, slightly softened,; 4 Eggs, separated; 2 teaspoons Vanilla; 2 cups Flour; 1/2 teaspoon Salt; 1 teaspoon Baking soda; 1 tablespoon Cocoa; 1 3/4 teaspoons Cocoa; 2 cups Boiling water; 3/4 cup Sugar; 3 1/2 teaspoons Sugar; 1 ounce Bittersweet chocolate, chopped; 2 tablespoons Cornstarch; 1 tablespoon Cold water; 1/4 teaspoon Salt; 1 teaspoon Vanilla; 2 tablespoons Butter; 12 ounces Semisweet chocolate, chopped; 3/4 cup Butter; 1/2 cup Hot water; 1 tablespoon Corn syrup; 1 tablespoon Vanilla