1. Wash the apples and the celery. Remove the core from the apples and slice them thinly.
2. Dip at once into the salad dressing and place in a glass bowl.
3. Discard the coarse outer sticks of celery (reserving for soup or stock later) and chop finely.
4. Add to the apples. Chop the walnuts coarsely.
5. Mix the fruit and nuts and celery together to moisten with a little French dressing.
6. Then stir in the yoghurt. Any fresh herb can be sprinkled over the top.
7. For a more substantial, cooked chicken or prawn can be added.

Makes:4 Servings