Do that to me, and I ignore the request to leave. Call the cops, and I own the store and your house, after using the services of the court system.
Better bet is to say in a clear voice:
“Thanks for the heads up about the situation. Please let me know when you get that problem sorted out and it’s safe to eat here again.”
Then leave.
Sarah’s family with her three small children were there
Some battles you dont fight in front of your little children