Beat N' Eat Frosting
["1 egg white (unbeaten)", "3/4 c. sugar", "1/4 tsp. cream of tartar", "vanilla", "1/4 c. boiling water"]
["Mix first four ingredients in small bowl.", "Add boiling water. Beat to stiff peaks.", "Spread over cake.", "Makes 3 cups."]
["egg", "sugar", "cream of tartar", "vanilla", "boiling water"]