
Soy Sauce: The Ancient Umami Treasure Once Used as Currency
Soy sauce isn’t just a staple in Asian kitchens — it’s a 2,500-year-old treasure that once held the same value as silver. Used for preserving food and enriching flavor, this umami-packed liquid was so essential that ancient Chinese families once used it to pay taxes or barter for goods. From currency to condiment, soy sauce has a flavorful story to tell.