beurre blanc

== English == === Etymology === Borrowed from French beurre blanc (literally “white butter”). === Noun === beurre blanc (uncountable) (cooking) A warm emulsified sauce made with a reduction of vinegar and/or white wine (normally Muscadet) and grey shallots into which butter is whisked. == French == === Noun === beurre blanc m (uncountable) (cooking) beurre blanc