He's inhabited for over 50 years, and was filled with trash and debris that littered every corner, while the walls were covered in grime, and the floor was a dirty sticky mess. It was an unpleasant sight, and the smell wasn't pleasant either, but to the Grinch, it was home. As for his diet, it was just as unappealing as everything else. The Grinch's favorite food is onions, he often devour them by the handful, raw and with the skin still intact,