Why are french quebecois called peasoup?

There is no term "peasoup" used to refer to French Quebecois. This term is not commonly used and doesn't reflect any real cultural understanding or historical context.

It's possible you might be misremembering or misinterpreting something. It's important to be mindful of the potential for stereotypes and derogatory language when discussing ethnic or cultural groups.

If you can provide more context about where you heard this term or what led you to believe it, I might be able to offer further clarification.