
1) Bercy butter 2) Sauce
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https://www.crosswordclues.com/clue/bercy

Bercy is a neighborhood in the 12th arrondissement of Paris. It is the city`s 47th administrative neighborhood. ==History== Some of the oldest vestiges of human occupation in Paris were found on the territory of Bercy, dating from the late Neolithic (between 4000 and 3800 BC). The name of Bercy, or Bercix, appeared for the first time in property ....
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http://en.wikipedia.org/wiki/Bercy

(from the article `Paris`) The project at the opposite end of the river straddles the Seine, with office buildings around the Austerlitz (Left Bank) and the Lyon (Right Bank) ...
Found on
http://www.britannica.com/eb/a-z/b/50

fish stock-based sauce thickened with flour and butter and flavored with white wine and shallots.
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http://www.patriciawells.com/glossary/

fish-stock-based sauce thickened with flour, butter, shallots, white wine
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http://www.slowtrav.com/france/restaurants/glossary.htm

[
n] - butter creamed with white wine and shallots and parsley
Found on
http://www.webdictionary.co.uk/definition.php?query=Bercy
Bercy butter noun butter creamed with white wine and shallots and parsley
Found on
https://www.encyclo.co.uk/local/20974

French Cookery. a white sauce flavored with white wine, shallots, fish stock, and parsley: usually served with fish. Also called
Found on
https://www.infoplease.com/dictionary/bercy
No exact match found.