“How did the butcher introduce his wife?”/“Meat Patty!”

A popular joke about a butcher goes:
 
Q: How did the butcher introduce his wife?
A: Meat/Meet Patty!
 
The “meat patty” joke has been cited in print since at least 1999.
   
     
12 September 1999, The Sunday Times of India (Mumbai, India), “Gag Bag,” pg. 17, col. 2:
How did the butcher introduce his wife?
Meat Patty.
 
Google Groups: alt.tasteless
RAPID-FIRE ONE-LINERS
.(JavaScript must be enabled to view this email address)
7/2/00
(...)
Q. How did the butcher introduce his wife? A. Meat Patty.
     
Google Groups: alt.humor.puns
Puns of the Weak 05-16-03
Stan Kegel
5/16/03
(...)
How did the butcher introduce his wife?
Meat Patty! (Primatutu)
 
Google Books
World’s Best Professional Jokes

Compiled by Clifford Sawhney
New Delhi: Pustak Mahal
2008
Pg. ?:
How did the butcher introduce his wife, Patricia?
“Meat Patty.”
 
Hail Mary Jane
Daily Toke: How did the butcher introduce his wife? “Meet Patty.”
Posted By Lenny on May 12, 2010
 
Google Books
The Mammoth Book of One-Liners
By Geoff Tibballs
London: Constable & Robinson Ltd.
2012
Pg. ?:
How did the butcher introduce his wife?
“Meat Patty.”
 
reddit
How did the butcher introduce his wife? (self.Punny)
submitted May 14, 2013 by Jesteon
Meat Patty.
 
Google Books
What a Joke!:
For Kids of All Ages
By Marlize Schmidt
Lulu Press, Inc.(Lulu.com)
2014
Pg. ?:
Q: How did the butcher introduce his wife?
A: Meet Patty!
   
eNCA (eNews Channel Africa)
Putting the burger patty centre stage
LIFE Sunday 31 May 2015 - 12:20pm by Tanya Nefdt
(...)
CAPE TOWN - There’s an old joke that goes…how does a butcher introduce his wife? Meat Patty!