The McDonald’s Filet-O-Fish sandwich is merely a fast-food sandwich; it’s a social phenomenon that’s been delighting palates for decades. Its crispy, golden fish patty, white steamed bun, tangy tartar ...

The Filet-O-Fish has been a McDonald's fixture for so long, most fans of the fish burger may not realize it has an interesting origin story. In the early 1960s, Lou Groen, a franchisee who owned the ...