Devil Dog Cake

Ingredients

• 2 cups all-purpose flour
• 3/4 cup unsweetened cocoa powder (not Dutch-process) plus
• 1 1/4 teaspoons baking soda
• 3/4 teaspoon salt
• 2 sticks unsalted butter (8 oz), softened
• 1 1/2 cups packed dark brown sugar
• 2 large Eggs
• 1 teaspoon pure vanilla extract
• 1 1/3 cups Water
• 2 large egg whites
• 1/2 cup sugar
• 1/4 cup light corn syrup
• 2 tablespoons water