The pickle on your burger had a whole journey โ and it probably started in a Michigan field, not a jar factory.
A pickle is just a cucumber that took a bath โ soaked in salty, sour brine until it transforms. Same trick as cheese and sauerkraut: an old way to make food last before refrigerators.
Basis: Food preservation basics โ pickling is brining/fermenting cucumbers.
Michigan grows more cucumbers than any other state, and a big share are small pickling cucumbers bred to stay crunchy in the jar.
Basis: USDA data (this site's quiz) and Michigan agriculture references.
Cucumbers are picky: they like warm days, steady water and quick harvests. Michigan's sandy soils and Great-Lakes-tempered summers suit them โ the lake 'blanket' effect also behind its tart cherries.
Basis: Great Lakes climate moderation โ textbook geography (see the cherry note).
๐ Sources for the rankings mentioned in this note (links to the original data and retrieval dates) are on each quiz page below.