Super normal thing, sharing some onions between friends.

"Oh? You enjoy cooking? I find it quite a nice way to pass the time." He pauses, just enough to allow the next thought to formulate between the both of them no doubt.

"Perhaps we can do some cooking together? I've always enjoyed doing it with other people more. We could even introduce each other to cuisine from our respective worlds." The thought is quite exciting to him. He'll never turn down a chance to try new food.