This salad is best when the potatoes are dressed while still hot. The difference between this recipe and the more normal practice of tossing old cooked potatoes in a commercial mayonnaise is enormous; you might be forgiven for not recognising it as the same dish.
Scrub the new potatoes until they are nearly peeled. A wire pan scourer is brilliant for this. Place in a pan and cover with cold water, at least
Put all the dressing ingredien