Sunshine Cake
["2 1/4 c. self-rising cake flour", "1 1/2 c. sugar", "3/4 c. water or 1/2 c. orange juice and 1/4 c. water", "1/2 c. oil", "5 egg yolks", "7 egg whites and 1/2 tsp. cream of tartar"]
["Sift flour and sugar; make a well.", "Add oil, yolks and liquid; beat well with a spoon.", "Beat egg whites with cream of tartar until very stiff.", "Fold egg yolk mixture over egg whites.", "Gently fold until blended.", "Pour into 10-inch tube pan.", "Bake in a 325\u00b0 oven for 50 minutes.", "Bake at 350\u00b0 for 5 to 10 minutes.", "Invert; cool."]
["flour", "sugar", "water", "oil", "egg yolks", "egg whites"]