Food historian reveals the centuries-old secret behind authentic root beer

California-based food historian Ken Albala discusses the history behind traditional root beer, revealing how fresh sassafras root and a straightforward brewing process result in a flavorful beverage.

California-based food historian Ken Albala explains how fresh sassafras root, sugar and natural fermentation create a traditional beverage with a deeper, more complex taste than the sweet commercial versions found in stores today.

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