Filet-O-Fish may not be the flashiest sandwich on McDonald's menu, but it's perhaps one of the easiest options to customize ...

The half-slice of cheese on McDonald's Filet-O-Fish may induce eye rolls from customers, especially when it's crookedly ...

If you've ever opened the famous Filet-O-Fish from McDonald's and noticed the cheese hanging halfway off the bun, you're not ...

A Filet-O-Fish sits on its box - Robson90/Shutterstock For a chain famous for its Big Macs, McNuggets, and ultra-delicious fries, the Filet-O-Fish is a bit of an outlier since it's the only ...

The McDonald's Filet-O-Fish has always had a loyal following, but it also comes with one persistent complaint: there's simply ...

Your next McDonald's Filet-O-Fish sandwich might have a stowaway ...

The popular Filet-O-Fish once had its own McDonald's mascot, but the unusual character disappeared so quickly that few people ...

The first McDonald's Filet-O-Fish was created by a Cincinnati franchisee to serve Catholic customers during Lent.

A Reddit user reportedly found a worm in their McDonald's Filet-O-Fish sandwich. Experts say parasites are a natural and common occurrence in wild-caught fish like Alaskan pollock used in the ...

A gross surprise may lurk in your Filet-O-Fish sandwich. But it's normal, and a good sign it's a healthy fish. Here's what to know.