Meaning of au beurre in English:

au beurre

Pronunciation /əʊ ˈbəː/

adjective

Cooking
  • As postpositive: designating a sauce or dish made or served with butter; cooked or served in melted butter, or a buttery sauce.

Origin

Early 19th century. From French au beurre from au in the, with the, contracted form of à le + beurre.