It’s difficult to overstate the popularity of Publix chicken-tender subs, which consist of double hand-breaded chicken tenders with cheese and condiments on a doughy sub roll — which can approach a whopping 2,000 calories per sandwich.
A big clue about what happened: In another post, the Twitter account said it had received a cease-and-desist order from Publix objecting to a related text-message notification service.