Take...

6 salad (e.g. desiree, nadine, bintje) potatoes
1 cup sour cream (low fat for a healthy dish)
½ cup plain yoghurt (low fat, again, if you prefer)
1 teaspoonful curry powder
1 teaspoonful Dijon mustard
1 medium onion, finely diced
½ teaspoonful celery seed
½ tablespoonful dried dill weed
2 teaspoonfuls parsley
2 teaspoonfuls lemon juice
Fresh dill weed and parsley for garnish

then...

1cut potatoes in half, boil, cool, cut to desired sizes after cooling.

2 Combine sour cream, yoghurt, mustard and lemon juice and dry ingredients. Mix thoroughly.

3 Toss cold potatoes with sour cream mixture.

4 Garnish salad with fresh dill weed and parsley.

5 Serve cold.