Auntie Lee's Meat Pies
The Corpse Grinders

Yeah, probably should include unwitting cannibalism. Someone mentioned Soylent Green (a classic!!). There's also Motel Hell (it takes all kinds of critters to make Farmer Vincent's fritters).

Another scary food: The cotton candy from Killer Klowns From Outer Space:http://www.joestate.net/Reviews/kottonkandy1.jpg

More unwitting cannibalism: Parentshttp://4.bp.blogspot.com/_vaHBkGOdu5...00/parents.jpg

Ray Bradbury Theater - Boys, Raise Giant Mushrooms In Your Cellar.

I don't know if you count Weight loss Drugs but BODY MELT (1993)?

I'll take it. Looks awesome!http://qag.qld.gov.au/__data/assets/.../Body_Melt.jpg

A Goosebumps episode with evil cookies - Calling All Creepshttp://1.bp.blogspot.com/_bDpg9dX2RY...all+locker.bmp

Killer ice cream in the Masters Of Horror episode We All Scream For Ice Cream:http://www.dreadcentral.com/img/reviews/mohwas2b.jpg

The chilli in TCM 2

Good eats!!:Dhttp://2.bp.blogspot.com/_6DpEiwWPjI...0/newpic22.jpg

McNuggets.