It's not expected that you'll hit someone with a baguette.
Kara is at the diner eating breakfast with her sister who says something offensive.
Kara wants her sister to be quiet.
Kara asks her sister if she could lower her voice a bit.
Kara throws a hot baguette across the table at her sister.
The manager thanks Kara for stopping her sister from being a nuisance.
The manager of the diner kicks Kara out for disrupting the other patrons.