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.

McDonald's Filet-O-Fish sandwich is fast food royalty. The magical marriage of a soft steamed bun, flaky, real-deal fish, a tangy touch of tartar sauce, and gooey cheese is unquestionably legendary.

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 ...

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 ...