[S]ince I’m likely to be reading [a book] while sitting alone on the couch sustained only by instant coffee, I tend to develop a bad case of food envy. It’s a lot like sex, I think. I don’t want characters in novels to eat better than I do, any more than I want them to have better sex lives than I do.
Instead, Nicholson prefers disgusting descriptions of food like this one found in William Burroughs's Naked Lunch:
In Egypt is a worm gets into your kidneys and grows to an enormous size. Ultimately the kidney is just a thin shell around the worm. Intrepid gourmets esteem the flesh of The Worm above all other delicacies. It is said to be unspeakably toothsome.