7 Secret Cowboy Sourdough Starters That Have Been Kept Alive Since 1870

Deep in the heart of cattle country, families have guarded these living pieces of history for over 150 years — sourdough starters passed down since the days of cattle drives, chuckwagons, and dusty trail towns. In this video, we track down seven of the oldest surviving sourdough cultures in the American West, each with its own wild origin story.