"Peanut fares. Peanut meals. Peanut jokes.
Not since South American Indians began cultivating the distinctive legumes a millennium ago have peanuts been the subject of such sustained attention.
Famed for its low fares and spartan service, Southwest Airlines bought 46.3 million bags of peanuts last year to distribute to its passengers.
They're emblazoned front and back with a Boeing 737 in Southwest's eye-catching mustard and orange colors.
Elevating the peanut to such status is all part of the nutty persona Chairman Herb Kelleher has created for the Dallas-based airline."
An issue of The Peanut Grower from 2007 discusses how Southwest Airlines gave up on peanut free snacks, and now run ad campaigns promoting peanuts.
"Southwest Airlines Promotes Peanuts
Honey-roasted and dry-roasted peanuts are once again on board Southwest Airlines. The company stopped distributing the free peanut snacks in 2005 in an effort to save money.
Kanan Enterprises, based in Solon, Ohio, provides nuts to Southwest Airlines under the King Nut name. King Nut peanuts are distributed to seven of the eight largest U.S. carriers, and Southwest Airlines is its biggest customer.
Southwest ran an ad campaign entitled, “Fly for Peanuts,” and the employee blog is named “Nuts About Southwest.”"
On their blog they also explain their