also: あめりけーぬそーす
noun
sauce américaine; American sauce
A classic French sauce made with lobster, tomatoes, and brandy, often served with seafood. Despite the name, it is French in origin.
シェフはロブスターにアメリケーヌソースをかけて出した。
The chef served the lobster with sauce américaine.
From French 'sauce américaine'. The Japanese forms reflect both the French-derived 'アメリケーヌ' and the English-influenced 'アメリカン'.