Orange Chiffon Cake Recipe

In a large mixing bowl, combine first four ingredients. Add egg yolks, orange juice, oil,and peel. Beat until smooth, about 5 minutes.
In another bowl, beat egg whites and cream of tartar until stiff, but not dry. Fold into orange mixture. Spoon into ungreased tube pan.
Bake at 350 (325 for dark pans) for 45-50 minutes or until tests done.

Orange Glaze:
1/2 cup butter or margarine
2 cups confectioner's sugar
2-4 T. fresh orange juice
1/2 t. grated orange peel

Melt butter in saucepan, add rest of ingredients. Drizzle over warm cake.