Mystery Pie
["1 pie shell", "1 pkg. Ritz crackers", "5 egg whites", "1 c. sugar", "1 tsp. vanilla", "1 c. pecans"]
["Mix crackers, sugar and pecans together.", "Beat egg whites and add to cracker mixture.", "Add vanilla and pour in a greased pie shell.", "Serve with Cool Whip."]
["pie shell", "crackers", "egg whites", "sugar", "vanilla", "pecans"]