As relieved as she is that he's fine and enjoying the sandwich – seemingly quite a bit, in fact – it takes her a moment to gather her wits. He just ate a lot of sandwich.

"Oh, uh...cheese!" she answers. She suddenly remembers her own food, so applies some more butter to the pan and flips the sandwich. "It's cheddar cheese. We have lots of it, if you want more after you finish that."