Cheese is the most famous example of foods that rely on the chemistry of mold. But did you know that there are many other products that also rely on this process? These traditions, carefully cultivated through the centuries as a way to preserve food, still exist throughout the world in the form of products such as and Mexican huitlacoche-moldy corn, and botrytis-wine made with rotten grapes. We'll meet the specialized rot experts who turn what would be considered "food gone bad" into creative and exceptionally great cuisine.