Apple Pineapple Salad

1 can (20 ounces) unsweetened pineapple chunks
1/4 cup reduced-fat margarine
2 tablespoons lemon juice
1 tablespoon cornstarch
2 tablespoons water
2 tablespoons sugar
3 cups chopped unpeeled red apples
2 cups green grapes
2 teaspoon poppy seeds
3/4 cup chopped pecans, toasted

Drain pineapple juice into a saucepan. Add margarine and lemon juice; cook over medium heat until margarine is melted. In a small bowl, combine cornstarch and water until smooth; stir into juice mixture. Bring to a boil; boil and stir for 2 minutes.

Reduce heat; add sweetener. Cool to room temperature, about 30 minutes. In a large bowl, combine pineapple, apples, grapes and poppy seeds. Add the dressing; toss to coat Cover and chill for at least 1 hour. Just before serving, gently toss in pecans. Makes 16 servings.