Cantaloupe because he heard you can make penicillin by letting cantaloupe mold and he's got this weird rash, wait lemme just show you.

Batteries. He knows that's not food and that it doesn't help, he just can't think of anywhere else to keep batteries.

Baked beans. His girlfriend baked all the beans but he became of love with her and is determined to make it work, even if he knows that a bean is best if baked fresh as a Sunday Pie.