Ah, OK, my (Chinese) wife is like that, she won't leave anything behind, I don't mind leaving it behind, but I can understand trying to avoid waste since many p

Ah, OK, my (Chinese) wife is like that, she won't leave anything behind, I don't mind leaving it behind, but I can understand trying to avoid waste since many places will throw away bread which was offered to other customer. And often the bread taste actually good, so it makes sense to take it.