Erwin can't help arching a bemused eyebrow at the pause. He might not have been Eren's superior officer for long, but he especially knows that some habits die hard, if at all. Still, as Eren is already aware, it's hardly as though he has delicate ears.

"Oh? What sort of cookies? I don't imagine you had much time for such things as a soldier."

Not while Erwin knew him, anyway.

Of course he asked. Who wouldn't be curious? He might have tried some, once he knew it was cake. But Eren's response is an understandable one.

"Ah, I see. How interesting, though. A machine that dispenses cake..." A marvel, truly.

"This was in an underground shopping area, you say?"