Bouillabaisse is a special type of soup that is made in France and it's special because it has a lot of seafood in it.
To make bouillabaisse, you start by boiling lots of vegetables in a pot of water, like onions, tomatoes, and celery. Then you add a bunch of different kinds of fish and shellfish, which are things like shrimp, crab, and mussels.
After you let everything cook together for a while, the soup is ready to eat!
Sometimes people serve bouillabaisse with a special kind of bread called croutons or rouille, which is a sauce that's made with garlic, peppers, and olive oil.
Overall, bouillabaisse is a very yummy and special soup that has lots of seafood in it.