Sour Cream Potato Salad
["8 medium potatoes, boiled in jackets", "1 1/2 c. mayonnaise", "8 oz. sour cream", "1 1/2 tsp. horseradish", "1 tsp. celery seed", "1 tsp. salt or more to taste", "1 c. fresh parsley, chopped", "2 medium onions, finely chopped"]
["Peel boiled potatoes and slice thinly.", "Combine mayonnaise, sour cream, horseradish and celery seed.", "Combine onion and parsley.", "In a glass serving bowl, layer potato slices, salt, sour cream mixture and parsley mixture.", "Repeat until potatoes are used up, ending with parsley mixture.", "Store covered in refrigerator at least 8 hours."]
["potatoes", "mayonnaise", "sour cream", "horseradish", "celery", "salt", "fresh parsley", "onions"]