All of that goes to convenience, not quality. The food can be horrible but still otherwise be convenient.
And at least personally, there is no way I would be happy paying for a restaurant to make me a PB&J sandwich. Unless it is something like this lol:
https://timesofindia.indiatimes.com/travel/eating-out/this-chicago-restaurant-is-offering-worlds-most-expensive-peanut-butter-and-jelly-sandwich/articleshow/77963375.cms