2 lbs. potatoes, sliced 1/4 inch thick
1 c. mayonnaise
1/3 c. cold water
1/2 c. onions, chopped
1/2 c. celery, diced
1/2 c. sweet pickle juice
1 tbsp. mustard
1/2 tsp. salt
1/2 tsp. celery seed

Combine potatoes and water in casserole and cover. Microwave on high 10 to 12 minutes, drain. Add remaining ingredients. Chill.