1 In a large bowl, combine cooked pasta, turkey cubes, scallions, celery, parsley and tarragon. 2 In a small bowl, mix together the oil, vinegar, lemon juice and mayonnaise. Add to turkey mixture. 3 Mix well, coating all surfaces. Cover and refrigerate for 1 to 2 hours or until chilled throughout. 4 Makes 4 main dish servings.