“You kill vegetarian vampires with a steak to the heart”

A vampire is killed by a stake to the heart. There’s a vegetarian version in the riddle:
 
Q: How do you kill a vegetarian vampire?
A: Drive a steak through his heart.
 
The joke was cited in the Cincinnati (OH) Enquirer in 1969. “Kill vegetarian vampires with a steak to the heart” was posted on Twitter on August 22, 2013. The “vegetarian vampire” joke has been printed on several images.
 
“Why don’t vegans take risks?”/“Because their life could be at steak” is another “steak”/“stake” pun.
     
     
28 May 1969, Cincinnati (OH) Enquirer, “Wednesday Whatnots” by Ollie M. James, pg. 7, col. 2:
AND HERE is Arch McKnap with a report on a vegetarian vampire. They finally killed it by driving a steak through its heart.
 
Google Groups: alt.flame
[SSM] Halloween joke
Avoid normal situations.
10/9/93
Q: How do you kill a vegetarian vampire?
A: Drive a steak through his heart.
 
Google Books
In Short:
How to Teach the Young Adult Short Story
By Suzanne I Barchers
Portsmouth, NH: Heinemann
2005
Pg. 148:
Q: How do you kill a vegetarian vampire?
A: Put a steak through his heart.
 
Twitter
Steve Jackson Games
‏@SJGames
#hook The metaphorical vegetarian vampire dies if he eats red meat. Steak to the heart! -sjm
4:19 PM - 26 Jan 2012
 
Twitter
Ryan Fefer
‏@Ryan_Fef
How do you kill a vegetarian vampire? A steak to the heart #OffTheTopOfMyDome
11:38 PM - 2 May 2013
 
Twitter
Christopher Hudspeth
‏@CEHudspeth
Kill vegetarian vampires with a steak to the heart.
5:38 PM - 22 Aug 2013
 
Twitter
Allie
‏@itsloost
You kill vegetarian vampires with a steak to the heart.
6:00 PM - 12 Sep 2013
 
Twitter
Arcas Advertising
‏@Arcas_Ad
~>How do you take down a vegetarian vampire? With a steak to the heart.
2:40 PM - 30 Sep 2013
 
Twitter
kaila mckiernan
‏@kaila121212
How do you kill a vegetarian vampire?
With a steak to the heart.
5:05 PM - 6 Oct 2013
 
Facebook
Goofs.TV
December 11, 2013 ·
You kill vegetarian vampires with a steak to the heart.
 
Google Books
More Dorky Lame Jokes
By Peter Crumpton
PeteyRF Creative,
2015
Pg. ?:
You kill vegetarian vampires with a steak to the heart.
   
reddit
You kill vegetarian vampires with a steak to the heart.
submitted September 12, 2015 by rumblefish65