What happened to noodles and ground beef soup?

"Noodles and ground beef soup" is a very general term, and there's no specific historical event associated with it. To better understand what you're asking, could you please clarify?

Here are some questions that might help:

* What kind of noodles are you thinking of? Spaghetti? Egg noodles? Ramen?

* What kind of ground beef soup are you referring to? A simple beef broth with ground beef and noodles? A more elaborate soup like beef stew?

* Are you asking about a specific time period or region?

With more information, I can give you a more specific and helpful answer!