Cooks Illustrated Magazine highest rated and only 'Highly Recommended' brand. A specially brewed Tamari soy sauce made of Non-GMO organic whole soy beans. Traditionally aged in cedar casks for two years, creating flavor and value of true tamari enjoyed for centuries in Japan. A robust seasoning and condiment. Tamari is best for longer cooking, commercial food production, and bolder flavor. 55 gallon steel, food grade drum. Gluten Free.