Break cauliflower up and steam ... put in your potato salad. Mix mayonnaise or miracle whip and mustard (if preferred) to desired consistency ... never know the difference.
Peel potatoes and cut into 1/2" cubes in salad bowl. Add celery. In a ... bowl, combine mayonnaise, mustard, grated onion, pickle juice, ... Add dressing to potato/celery mixture and stir gently ... 8 to 12 servings.