Ricotta Cheese Cake
["1 lb. Ricotta cheese", "4 oz. Philadelphia cream cheese", "1/3 c. sugar", "2 jumbo egg yolks (keep whites)", "1/2 can milk", "1/3 c. regular milk"]
["Mix ingredients except egg whites.", "Beat egg whites separately until stiff.", "Fold whites into mixture and pour in 9 x 13-inch glass cake dish.", "Bake at 350\u00b0 for approximately 25 minutes; check with knife to be sure it is done."]
["Ricotta cheese", "Philadelphia cream cheese", "sugar", "egg yolks", "milk", "regular milk"]