So, just the right cooking and ingredients. [ That makes sense. ... not whatever Exalted Shades are, but the rest. ]

We could see what happens if we ask the train for a mealkit for them? Or... you think we could get a book or scroll or something?

[ An Underworld cookbook? ]

We could do both and see what we get, then if it is spices and cooking, or just the meat - we can buy a bunch of them and store them for later.

[ Give something for the cook types to learn and do. ]