Ingredients
Cake:
1 1/2 cups sifted confectioners' sugar
1 cup sifted cake flour
1/4 teaspoon salt
1 1/2 cups egg whites, at room temperature (about 11 to 12 large eggs)
1 1/2 teaspoons cream of tartar
1 cup granulated sugar
1 teaspoon vanilla extract
4 bars (1.5 ounces each) White Chocolate, grated or finely chopped

Whipped Cream:
2 cups heavy cream, chilled
2 tablespoons granulated sugar
1 1/2 teaspoons vanilla extract