The pickled gherkin was first added to hamburgers because a US health law required all fast-food to include a source of Vitamin C.

The story behind the answer

False. There has never been a U.S. health law requiring fast food to include a source of Vitamin C, and pickles aren’t a reliable vitamin source anyway. Gherkins were added to burgers for taste and texture: their tangy acidity and crunch cut through the rich, fatty beef and cheese, balancing flavors and keeping bites interesting.

Historically, pickles were popular in American del