Fulham fans and memes of cheeseboards on trains: How much truth is in them?

Fulham fans have been ridiculed for their posh matchday food
“It would be difficult to describe any English football fanbase as truly unique, but there are undoubtedly different characteristics that separate club from club. These can be defined by history, success, geography or class. Some have become inflated stereotypes; Arsenal’s supporters, for example, have a reputation for being jumped-up internet keyboard warriors (be kind in the comments), while their Newcastle United counterparts are thought of as extremely passionate, long-suffering (until recently), fond of taking their tops off regardless of the weather and having tattoos of Alan Shearer. Then there are Fulham’s followers. They eat cheese on trains. …”
NY Times/The Athletic (Video)