“If you leave alphabet soup on the stove and go out, it could spell disaster”

Can cooking alphabet soup spell trouble? “If you leave alphabet soup on the stove and go out, it could spell disaster. (Pun of the Day)” was posted on the newsgroup Google Groups: alt.humor.puns on September 21. 2004.
 
   
Wikipedia: Alphabet pasta
Alphabet pasta, also referred to as Alfabeto, is a pasta that has been mechanically cut or pressed into the letters of the alphabet. It is often served in an alphabet soup, sold in a can of condensed broth. Another variation, Alphaghetti, consists of letter-shaped pasta in a marinara or spaghetti sauce.
 
Google Groups: alt.humor.puns
Kids Puns of the Weak 09-21-04
Stan Kegel
9/21/04
(...)
If you leave alphabet soup on the stove and go out, it could spell disaster.
(Pun of the Day)
     
27 November 2004, Independent Record (Helena, MT), “Cryptoquip” puzzle, pg. 6C, col. 6:
Yesterday’s Cryptoquip: IF SOMEONE LEFT ALPHABET SOUP UNATTENDED ON THE BURNER, IT MIGHT SPELL DISASTER.
     
Twitter
Michael Klobe
@klobetime
If you accidentally leave alphabet soup cooking on the stove when you go out, it could spell disaster.
12:14 PM - 19 Aug 2008
 
Twitter
FunnyOneLiners
@Funnyoneliners
If you leave alphabet soup on the stove unattended, it could spell disaster.
6:50 PM - 24 May 2011
   
Google Books
The Mammoth Book of One-Liners
Edited by Geoff Tibballs
London, UK” Constable & Robinson Ltd
2012
Pg. ?:
If you cook alphabet soup on the stove and leave it unattended, it could spell disaster.
 
Twitter   
PUNS
@omgthatspunny
If you leave alphabet soup on the stove and go out, it could spell disaster.
7:05 PM - 24 Aug 2013
   
Google Books
Alphabetical:
How Every Letter Tells a Story

By Michael Rosen
Berkeley, CA: Counterpoint
2015
Pg. 157:
If you leave alphabet soup on the stove and go out, it could spell disaster.
 
Reddit—Jokes
ISIS has reportedly starting putting bombs in cans of alphabet soup
submitted July 10, 2017 by TheBossOfWhat
If any go off, it could spell disaster
 
Reddit—Jokes
Don’t leave alphabet soup cooking on the stove unattended.
submitted June 28, 2018 by Insomniacrobat
It could spell disaster.