What is a provencal sauce of pounded chillies breadcrumbs and garlic with olive oil?

Rouille

Rouille is a Provençal sauce made with red peppers, garlic, olive oil, and breadcrumbs. It is typically served with fish soup, but can also be used as a condiment for other dishes.

To make rouille, the red peppers and garlic are first roasted. Then, they are pounded together with the breadcrumbs, olive oil, and salt and pepper to taste. The sauce should be smooth and creamy.

Rouille is a delicious and versatile sauce that can add flavor to any dish. It is especially popular in the South of France, where it is often served with bouillabaisse, a traditional fish soup.