Sponge Cake(Dessert) - cooking recipe

Ingredients

6 egg yolks
1 1/4 c. sugar
2 tsp. lemon juice
1 tsp. grated lemon rind
6 egg whites
1/4 tsp. salt
1 1/2 c. sifted cake flour
1 tsp. baking powder

Preparation

Beat egg yolks; gradually add sugar, beating until thick and light in color.
Stir in lemon juice and rind.
Beat egg whites and salt until stiff, but not dry.
Pile on top of the egg yolk mixture.
Sift flour, mixed with baking powder, over egg whites and fold in carefully.
Turn into a 10-inch tube pan.
Bake at 325\u00b0 (170\u00b0C) for 50 minutes or until browned and free from sides of pan. Invert and let cool.