Mystery Pie
["3 egg whites, beaten stiff", "1 c. sugar", "23 Ritz crackers, chopped in blender", "1 c. nuts, chopped in blender"]
["Beat egg whites stiff; fold in sugar.", "Chop crackers in blender; chop nuts in blender.", "Mix all ingredients together.", "Put in buttered pie pan.", "Bake at 350\u00b0 for 30 minutes.", "Ice with whipped cream."]
["egg whites", "sugar", "crackers", "nuts"]