Hey, you're the chef.

[ Well he's probably not going to get poisoned, so he takes the spoon and tries it anyway. It's pretty good. ]

Maybe a bit more salt, but it seems fine to me.

[ There's not a whole lot he can say about that though, so after a while he addresses something else he's curious about. Won't mind if he doesn't get an answer though. ]

How many prostheses have you got? I'm assuming it's not just a few fingers.