Rouille (French pronunciation: [ʁuj] ⓘ; Provençal: rolha, lit.
'rust') is a sauce that consists of egg yolk and olive oil with breadcrumbs, garlic, saffron and cayenne pepper.
[1] It is served as a garnish with fish and fish soup, notably bouillabaisse.
Rouille is most often used in the cuisine of Provence.
This article about French cuisine is a stub.