01 -
Sauté the veggies (carrots, leek, onion, and celery) in olive oil for about 5 minutes. Stir in the garlic, thyme, bay leaves, and stock. Let it simmer gently for 15 minutes.
02 -
Poach the fish fillets in the broth for about 10 minutes. Take out the fish, strain the broth, and return it to the pot.
03 -
Whisk the egg yolks together with garlic and mustard. Gradually pour in the olive oil in a thin stream while whisking until it becomes creamy. Add a pinch of salt.
04 -
Mix a ladle of warm broth with the aïoli, then pour it into the pot. Heat it gently, but don’t let it boil. Add the fish back in and warm it up for a few more minutes.
05 -
Serve the soup hot in bowls, topping it with toasted croutons and fresh parsley.