Dobos Torte Recipe

Ingredients

• 1/2 tablespoon shortening
• 9 egg whites
• 8 egg yolks
• 1 cup white sugar
• 1/4 cup milk
• 1 tablespoon lemon zest
• 1 pinch salt
• 1 1/2 teaspoons vanilla extract
• 1 1/2 cups sifted all-purpose flour
• 1/3 cup butter
• 1/2 cup unsweetened cocoa powder
• 1/3 cup milk
• 1 tablespoon vanilla extract
• 16 ounces confectioners' sugar