Place potatoes in large pot; ... cool. To prepare dressing, combine sour cream, yogurt, scallions, dill, celery seed, mustard, sugar, ... Calories per serving: 183.
In a small sieve set ... cream, yogurt and dill and blend the mixture, scraping ... and blend the dressing until it is just combined ... Makes 1 1/4 cups.
Ingredients: 8 (cream .. mustard .. salt .. yogurt ...)