Imperial Sunshine Cake

To seven-eighths cup pastry flour (measured after sifting) add one-half teaspoon cream of tartar, one-quarter teaspoon salt. Sift together four times

Boil one and one-quarter cups sifted sugar and one-third cup water until small quantity forms a soft ball in cold water, or spins a long thread (238°)

Pour syrup in fine stream over five stiffly beaten egg whites, beating constantly

Continue beating as mixture cools

Fold in five egg yolks

Add one teaspoon flavoring

Add flour mixture, a small amount at a time

Pour into ungreased tube pan

Bake in slow oven (350°) forty minutes

Decrease heat (325°) and bake thirty minutes longer

Remove from oven

Invert pan one hour, or until cold