“What does a vegan zombie eat?”/“Graaaiinns!”

Zombies eat brains, but there’s a joke:
 
Q: What does a vegan/vegetarian zombie eat?
A: GRAAAIINNNZZZ!

 
“Which reminds me: what do vegetarian zombies eat?  (A: GRAAAIINNNZZZ!!!)” was posted on the newsgroup alt.comics.2000ad on November 14, 2004. “Q. What do vegan zombies eat? A. Grainzzzzzzzz” was posted on the newsgroup alt.wrestling.wwf on December 2, 2004.
 
   
Google Groups: alt.comics.2000ad
Toothwatch Releases Thingy : 11.11.04  
Dee Cassidy
11/14/04
(...)   
: Which reminds me: what do vegetarian zombies eat?  (A: GRAAAIINNNZZZ!!!)
:
You should go to a Zombie Demonstration sometime.
What do we want? BRAAAAAINNNNS!
When do we want them? BRAAAAAINNNNS!
 
Google Groups: alt.wrestling.wwf
I’m Impressed
Jim Connick
12/2/04
(...)
Q. What do vegan zombies eat?
A. Grainzzzzzzzz
 
Twitter
Steve Greenberg
‏@greenbes
My wife’s Joke of the Day:
What do vegan zombies eat? 
Graaaaaiiiins.
3:37 PM - 7 Jan 2008
 
Twitter
Spangie
‏@Spangie
What does the vegan zombie say?  GRAAAAAIIINNNNNNSSSSSS…..
10:20 PM - 22 Jan 2009
 
Twitter
Wez Furlong
‏@wezfurlong
What does a vegan zombie crave?  Graaaiiinns!  Graaaiinns!
6:58 PM - 11 Feb 2009
 
Twitter
Tim
‏@unclepg
still laughing at this one: “What does a vegan zombie eat?”
“GRAINNNNSSS!”
3:05 PM - 20 Feb 2009
 
26 November 2009, Chicago (IL) Tribune, “Nerd-tastic ideas” by Elliott Serrano, pg. 15:
Pop quiz: What do vegetarian zombies eat? GRAAAAAINS!
 
Google Books
The Part-Time Vegan:
201 Yummy Recipes that Put the Fun in Flexitarian

By Cherise Grifoni
Avon, MA: Adams Media
2011
Pg. 117:
What do vegan zombies eat?
GRAINS!!
(Get it?)
 
Google Books
ZombiesBite
By Stacy Kingsley
Lulu Press (Lulu.com)
2014
Pg. ?:
“What do vegetarian zombies eat?” Without waiting for a response the young man giggled and answered, “Grains, man! Fresh grains!”
 
the dissected frog
26 Hilarious Jokes That Need No Explanation*
MARCH 11, 2014 ~ AJ KNOX
(...)
7.  What do vegetarian zombies eat?  Graaaaains.
This joke rests on the fact that the zombie as we know it today (not the Haitian zonbi) hungers for human brains as sustenance, and furthermore, that they chant “Braaains” as they pursue their victims.
 
Reddit—Cleanjokes
What do vegan zombies eat? (self.cleanjokes)
submitted September 23, 2014 by Just_a_Sloth_Here
GRAAAIIINSSS!
 
Google Books
Fat Poo’s Vegetarian Jokes
By Peter Crumpton
PeteyRF Creative
2016
Pg. ?:
What does a vegan zombie eat?
GgggggRrrAaaaIiiiNNnnnSSsss!
 
Odyssey
30 Terribly Wonderful Jokes Your Friends Will Love
Aug 15, 2016 At Wheaton College (Massachusetts)
(...)
8. What would a vegan zombie eat?
Graaaaaaaaaaaains!