Sponge Cake

Directions

1. 1
   Beat egg whites until medium stiff.
2. 2
   Drop egg yolks into cold water.
3. 3
   Beat until foamy.
4. 4
   Add sugar gradually, beating continuously.
5. 5
   Sift cake flour, salt and baking powder.
6. 6
   Fold sifted mixture into egg yolk and add vanilla or lemon.
7. 7
   Stir egg whites and fold in.
8. 8
   Use tube pan and bake at 350° for 35 to 45 minutes.
9. 9
   Invert when done.