White Chocolate Cake
["4 egg whites", "4 oz. white chocolate baking bar, chopped", "1 c. margarine or butter", "2 c. sugar", "4 egg yolks", "1 tsp. vanilla", "2 c. sifted cake flour", "1 tsp. baking powder", "1 c. buttermilk", "1 c. coconut", "1/2 c. chopped pecans", "White Chocolate Frosting"]
["In a large mixing bowl, let egg whites stand at room temperature for 30 minutes."]
["egg whites", "white chocolate baking", "margarine", "sugar", "egg yolks", "vanilla", "cake flour", "baking powder", "buttermilk", "coconut", "pecans", "White Chocolate Frosting"]