Fluffy Sponge Cake - cooking recipe

Ingredients

1 1/2 c. flour
1 tsp. baking powder
1/2 tsp. salt
6 egg yolks
1 1/2 c. sugar
2/3 c. cold water
2 tsp. vanilla
1 tsp. lemon extract
1 tsp. lemon rind, grated
6 egg whites
1/2 tsp. cream of tartar

Preparation

Heat oven to 325\u00b0; have ready an ungreased 10-inch tube pan. Sift together flour, baking powder and salt.
Beat egg yolks in small bowl until very thick and lemon colored.
Pour beaten egg yolks into large bowl and beat in sugar gradually.
Beat in dry ingredients alternately with water and flavorings.
Beat egg whites and cream of tartar in large bowl until stiff.
Fold egg yolk mixture into beaten whites.
Pour in pan.
Bake 60 to 65 minutes.