Avila cannot, despite her aptitude for the other crafting jobs culinarian does not come to her naturally, or at all. And since losing her vision completely this has only gotten worse, although somehow it hasn't negatively affected any of her other crafts.

Adelaide can cook, although she prefers not to. Long days at work in the lab or with patients mean she has little energy by the time she makes it home, and she's a sucker for greasy fast food burgers

Yuki is not allowed to cook, a rule Avila enforces strictly. The one attempt she did make ended up in few urgent visits to the chirurgeon and an assurance that au ri tales do in fact grow back.