sentences:  Arnuad's is one of the few restaurants left in New Orleans to serve classic Creole food.Creole is an ethnic food of New Orleans, derived from French cuisine with lots of butter, pepper, salt, and herbs.The base ingredients in Creole and Cajun foods are the "Holy Trinity", a mirepoix of onions, bell peppers, and celery, which is cooked in a roux of butter and flour.