Peanut Bar
["1 c. sugar", "1/2 c. boiling water", "4 egg whites, beaten stiff", "1 c. flour", "2 tsp. baking powder", "1 tsp. vanilla"]
["Sift flour and baking powder four times.", "Mix ingredients well.", "Bake at 350\u00b0 for 30 minutes.", "Make powdered sugar frosting and roll in crushed peanuts."]
["sugar", "boiling water", "egg whites", "flour", "baking powder", "vanilla"]