1 (3 oz.) pkg. orange, lemon, or lime gelatin, prepared according to pkg. directions and partially set
3/4 c. shredded lettuce
1 stalk celery, chopped
1 apple, cored and chopped
2 tbsp. mayonnaise or mayo type salad dressing

Mix together first set of ingredients. Allow to set in refrigerator for 15 minutes. Stir in last ingredients and refrigerate until completely set.