SUNSHINE SPONGE CAKE RECIPE
1 cup granulated sugar. Whites of 7 small fresh eggs and 5 yolks. 2/3 cup of flour, or scant cup of flour. 1/3 teaspoonful cream of tartar and a pinch of salt. Beat the yolks of eggs thoroughly, then beat the whites about half; add cream of tartar and beat until very stiff. Stir in …