Instructions

    1 1/2    cups sugar

       1/2    cup flour

    1 1/2    cups water

          1    teaspoon vanilla

          1    teaspoon butter

          1    tablespoon vinegar

          6    cups bite-sized apple pieces

          2    cups seedless red grapes

          1    cup diced celery

          1    cup walnut pieces

Mix sugar, flour and water in a saucepan. Boil until thick. Stir in the vanilla, butter and vinegar. Let cool. Combine apples, grapes, celery and walnuts. Toss with cooled dressing and mix well.