au gratin
US /ˌoʊ ˈɡrɑː.tɑːn/
UK /ˌoʊ ˈɡrɑː.tɑːn/

1.
al gratin, gratinato
prepared with a browned crust of breadcrumbs and/or grated cheese
:
•
The potatoes au gratin were a delicious side dish.
Le patate al gratin erano un delizioso contorno.
•
She made cauliflower au gratin for dinner.
Ha preparato cavolfiore al gratin per cena.