Really, really yucky food

The Curious Eat Themselves by John Straley (1993)
Drinker of Blood by Lynda S. Robinson (1998)
Case of the Poisoned Eclairs by E. V. Cunningham (1979)
The Cannibal Who Overate by Hugh Pentecost (1962)
The Buzzards Must Also Be Fed by Anne Wingate (1991)

Unmentionable Cuisine, by Calvin W. Schwabe
Moose Mousse and other Exotic Recipes, by Robert E. Gilbert
The Poisoned Chocolates Case, by Anthony Berkeley
Dreams of Being Eaten Alive, by David Rosenberg
The Food of Death: Fifty-one Tales, by Lord Dunsany

The dinner guests:
Feasting with Panthers, by Leo Bruce

And where one dines:
Blood on the Dining Room Floor, by Gertrude Stein

Burnt Offerings at the Lunatic Cafe by Laurell K. Hamilton
Eye Candy by R.L. Stine
The Grapes of Wrath by John Steinbeck
Mouse Soup by Arnold Lobel
Bitter Harvest by Ann Rule

Bitter Lemons by Lawrence Durrell
Something Rotten by Jasper Fforde
Violets and Vinegar by Jilly Cooper
Why Not Eat Insects? by Vincent M. Holt
washed down with
Sparkling Cyanide by Agatha Christie

Maneater's Motel and Other Stops on the Railway to Nowhere
The Food Chain
Between Meals: An Appetite for Paris
A Literary Feast
The Cannibal Queen: An Aerial Odyssey Across America

The Naked Lunch by William S. Burroughs
Eaters of the Dead by Michael Crichton
Eat Your Poison Dear by James Howe
The Celery Stalks at Midnight by James Howe
How to Eat Fried Worms by Thomas Rockwell

Black Swan
Water for Elephants
The Raw Shark Texts
Bitter Fruit
Alligator

Actually, alligator isn't bad if it's cooked properly, so how about The Dogs of Babel

Science Experiments You Can Eat by Vicki Cobb
Kid Concoctions by John E. Thomas
Bluebeard's Egg by Margaret Attwood
A Hero ain't Nothin' but a Sandwich by Alice Childress
Breakfast of Champions by Kurt Vonnegut

I seem to have a lot more about good things to eat! But I found these:

The Cat Ate My Gymsuit by Paula Danziger
It's an Aardvark-Eat-Turtle World by Paula Danziger
Let the Lion Eat Straw by Ellease Southerland

The Main Corpse: A Culinary Mystery by Diane Mott Davidson
The Quiche of Death by M.C. Beaton
A Pocketful of Rye by Agatha Christie