Milky Way Cake

2 cups cake flour
1 tablespoon baking powder
1/8 teaspoon salt
3/4 cup shortening
1 1/2 cups white sugar
1 1/2 teaspoons vanilla
1 cup milk
5 egg whites
4 Milky Way candy bars (2 oz size)

Preheat oven to 375ºF. Grease and flour two 8 inch round cake pans. Sift cake flour and combine with baking powder, and salt. Set mixture aside. With and electric mixer, beat shortening, sugar, and vanilla until fluffy. Add flour mixture and milk alternately to the shortening mixture. Beat egg whites until stiff peaks form. Fold egg whites into flour mixture then fold in chopped candy bars. Pour batter into prepared pans. Bake at 375ºF for 20 minutes. Let cakes cool in pans for 10 minutes then remove from pans. Drizzle with melted caramel if desired.