Mayonegg (mayonnaise + egg)

The food “mayonegg” (mayonnaise + egg) was coined by the television series Arrested Development, in the episode “The One Where They Build a House” (November 14, 2004). One character describes it:
 
“Oh, it’s so cute. She sometimes takes a little pack of mayonnaise, and she’ll squirt it in her mouth all over, and then she’ll take an egg and kind of…Mmmm! She calls it a ‘mayonegg.’”
 
Arrested Development was canceled after airing on February 10, 2006, but a fourth season was aired on Netflix, beginning May 26, 2013. Fans of Arrested Development planned parties featuring foods suggested from the television show, such as the “mayonegg.”
       
 
Wikipedia:

(TV series)
Arrested Development is an American television sitcom created by Mitchell Hurwitz which originally aired on Fox for three seasons from November 2, 2003 to February 10, 2006. A fourth season of 15 episodes was released on Netflix on May 26, 2013. The show follows the fictitious Bluth family, a formerly wealthy and habitually dysfunctional family, and is presented in a continuous format, incorporating handheld camera work, narration, archival photos, and historical footage. Ron Howard serves as an executive producer and the series’ uncredited narrator. Set in Newport Beach, California, Arrested Development is filmed primarily in Culver City and Marina del Rey.
 
Wikipedia: The One Where They Build a House
“The One Where They Build a House” is the second episode of season two and twenty-fourth episode overall of the TV comedy series Arrested Development.
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Original air date November 14, 2004
 
Urban Dictionary
mayonegg
a hard-boiled egg covered in mayonnaise
Oh, it’s so cute. She sometimes takes a little pack of mayonnaise, and she’ll squirt it in her mouth all over, and then she’ll take an egg and kind of… Mmmm! She calls it a “mayonegg.” Are you okay?
by Milquetoast Jan 19, 2006
 
YouTube
A delicious snack
southernvolcanosCSTX
Uploaded on Jul 30, 2008
George Michael describes a delicious snack.
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COMMENTS
Aceman7723 2 weeks ago
Unfortunately you have gotten some bad answers to your question. The reason this clip is so hilarious is because putting mayonaise on an egg is disgusting and Michael is horrified that his son is not only dating a girl who likes said mayonegg, but also finds her appaling way of eating it cute.
 
Google Books
Arrested Development and Philosophy:
They’ve Made a Huge Mistake

Edited by Kristopher G. Phillips and J. Jeremy Wisnewski
Hoboken, NJ: John Wiley & Sons, Inc.
2012
Pg. 40:
George Michael: Oh, it’s so cute. She sometimes takes a little pack of mayonnaise, and she’ll squirt it in her mouth all over, and then she’ll take an egg and kind of…Mmmm! She calls it a “mayonegg.” [concerned pause] Are you okay?
Michael: I don’t feel so good.
   
Geekosystem
Friday, May 24th 2013 at 4:00 pm.
Here’s the Menu for Your Arrested Development Watching Party
By Ian Chant
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Mayonegg  – Among the simpler items on the menu, this is also one of the gnarliest. Which is something, considering plastic food is on here, too.