This iconic sandwhich is known not only for its taste, but its consistently golden hue. The chain actually uses a surprisingly natural formula every time.

Add Yahoo as a preferred source to see more of our stories on Google. Close-up of a crispy Filet-O-Fish sandwich from McDonald's - Lauripatterson/Getty Images The Filet-O-Fish is one of the most ...

Nofima, the Norwegian research institute, has released a study examining the status and challenges of pigmentation in salmon fillets among Norwegian fish farmers. According to Nofima scientists, the ...