[ bur blahngk; French bœr blahn ]
/ ˈbɜr ˈblɑŋk; French bœr ˈblɑ̃ /
noun French Cookery.
a reduction sauce of wine vinegar and shallots, cooked with butter and beaten until thick and foamy.
Origin of beurre blanc
1930–35; < French: literally, white butter
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019