To Serve Man
https://tvtropes.org/pmwiki/pmwiki.php/Main/ToServeMan
"Human beings are mostly water. Their tissues and fluids retain flavors and other residues from their food. Their bones have a brittle quality. Their skin is warm and pliant. Thirst-quenching, well-seasoned, crunchy and yet chewy: People are the Elvis of snack food."
— Nextwave
Has its own page: https://tvtropes.org/pmwiki/pmwiki.php/Film/UnderTheSkin