How do you say black bean soup in french?

There isn't a single perfect translation for "black bean soup" in French, as the name can vary depending on the specific soup and how it's made. Here are a few options:

Literal translations:

* Soupe aux haricots noirs: This is the most literal translation, and it's widely understood.

* Soupe de fèves noires: "Fève" is another word for "bean," and this translation might be preferred if the soup uses a specific type of black bean.

Descriptive translations:

* Soupe créole de haricots noirs: This would be appropriate if the soup has a Creole flavor profile.

* Soupe de haricots noirs à la mexicaine: This would be appropriate if the soup has Mexican influences.

* Soupe de haricots noirs et légumes: This is more general and indicates the presence of vegetables.

The best translation will depend on the context and the specific type of black bean soup you are referring to.