Learn how to say Rouille correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word rouille:
a Provençal sauce made from pounded red chillies, garlic, breadcrumbs, and other ingredients blended with stock, typically added to bouillabaisse:
croutons and rouille on the side
it’s a lusty affair served with a properly pungent rouille
French, literally ‘rust’, with reference to the colour