It could be argued that Earth was Crowley's favorite place because Aziraphale had been stationed on it. There was certainly more to it than that, but Crowley also was ready to leave it all behind to save Aziraphale and himself from succumbing a terrible fate.

He lets himself be dragged along to hunt for a meal, smiling to himself in amusement. Crowley offers the crowds a few quiet apologies of his own, and once he finds himself in front of the cart, stares curiously. He doesn't respond to the angel’s question, not directly. Instead, he catches the eye of the workers and points to the food as its being prepared.

"Two, please."