5 eggs 1 cup unsalted butter 1 cup whole milk 3 cup sifted cake flour 1 tablespoon baking powder ½ teaspoon kosher salt 2 cup sugar 1 tablespoon pure vanilla extract
Frosting
1 fresh coconut, husk and peel removed and grated or finely shredded (3 to 4 cups) 3 egg whites 2 cup sugar ¼ teaspoon cream of tartar ¾ cup water ¼ teaspoon kosher salt 2 teaspoon pure vanilla extract