Mayonaise (Dutch Mayonnaise)

The most revealing word at a Dutch snack counter is not patat or friet, that old north-south argument over what to call fried potatoes. It is met, with. You order patat met, fries with, and nobody asks with what. Mayonaise is understood. A whole condiment hidden inside one small preposition. For obvious reasons, linguists should be fed more often.

The name has a disputed passport. The old French story sends it to Mahon on Menorca in the eighteenth century, where sauce mahonnaise became mayonnaise after the Duke of Richelieu's victory in 1756. Other scholars have tried to pull it toward old French words for egg yolk or hand-stirred sauce. I won't pretend the argument is settled. A forced etymology is worse than none. But let me tell you a secret: the Dutch importance of mayonaise is not in inventing the name, it is in taking the sauce seriously enough to protect it.

In the Netherlands, real mayonaise is not the pale sweet bottle of childhood picnics. By regulation it carries at least 70 percent fat and enough egg yolk to behave like a proper sauce, thick, glossy, and able to cling to a hot fry without sliding off in defeat. The method is humble and exacting at once: yolk first, mustard to steady the hand, acid to brighten the fat, then oil slowly enough that the sauce accepts it. Hou het altijd simpel, always keep it simple. One bowl, one whisk, patience in a thin stream.