He's had a brief brush with transfiguration. The spell was...frankly exhausting, but tearing up a kitchen that was not his own as a bear ended up being the best sort of catharsis he could ever have imagined.

As for the boasting of the menu...challenge accepted.

"So if someone ordered a rack of dinosaur ribs a la The Flintstones, you're saying that you could make that happen."

Even after a couple of joints he'd never be that hungry, but it can't hurt to simply ask to indulge his curiosity.