Breton sauce, (fr. "Sauce Bretonne") is a French compound sauce consisting of a velouté base with julienned onion, leeks, celery heart and mushrooms, mounted with butter and cream. It has been referred to as a brown version of "Sauce soubise" which has as its base a béchamel sauce. Using only the above description and what you know about the world, "Breton sauce is a French sauce that has seen global success" is definitely correct, incorrect, or inconclusive? 