Turbot with Hollandaise Sauce

The turbot kettle, or turbotière was one of the most prestigious pieces of equipment in the country house kitchen Downton’s is usually in the background on a shelf, but it does appear on the kitchen table in a few scenes Designed specifically for this one fish, it’s a large, diamondshaped copper pan that has a rack, much like a standard fish kettle Turbot was an expensive fish and was almost always cooked and presented whole, and hollandaise was a classic accompaniment, one that was