Chocolate Chip Sponge Cake

10 Eggs; separated

1/2 c Cake meal

1 1/2 c Sugar

1/4 c Potato starch

8 oz Semi-sweet chocolate chips

--- grated In a separate bowl, beat egg whites and 2 T. (from the 1 1/2 cups) sugar until stiff peaks form. Beat egg yolks

until lemony, adding remaining sugar gradually. Sift together cake meal and potato starch. Fold into egg whites, alternating with egg yolk mixture. Fold in grated chocolate chips. Bake at 350 for about 50-55 minutes in a tube pan or a bundt pan. Invert and cool before removing from pan. -----