saucery
The part of a noble estate dedicated to making sauces.
historical
Vinegar and cold water, brought by the groom of the saucery ; the chief officers also of the cellar and pantry are to be ready, one with a cup of red wine, and the other with a manchet, (of bread) to offer the criminal after the hand be cut off...
Where it comes from
From Middle English saucerie, from Old French sausserie.
Adapted from the Wiktionary entry saucery (CC BY-SA 4.0).