The Traditional “Ash-Preserved Sake” Method
Ordinary Japanese sake has traditionally been treated with heat to improve its shelf life, a method sometimes referred to as himocizake, or “fire-preserved sake.” Jidenshu, on the other hand, uses the traditional akumochizake method to help preserve the sake.
In this process, alkaline ash is added to the sake to neutralize its acidity. This creates an environment in which microorganisms that prefer acidic conditions have difficulty growing, helping the sake remain stable. It is an example of the traditional food-preservation knowledge developed before modern refrigeration was available.
This unusual production method also provides a fascinating glimpse into the history of Izumo’s sake-making culture and the ingenuity of earlier generations.
Less Sweet Than Mirin, with Rich Natural Umami
One of the defining characteristics of Izumo Jidenshu is that it is less sweet than mirin while being rich in umami. Because its sweetness is relatively restrained, it can be added to dishes without overpowering the natural flavors of the ingredients.
It has traditionally been used in a wide range of Izumo dishes, including simmered dishes and fish preparations. It adds depth and richness while allowing the original character of the ingredients to remain prominent, creating the distinctive taste of Izumo’s traditional cuisine.
A Traditional Seasoning Supporting Izumo’s Local Cuisine
The Izumo region is blessed with abundant ingredients from both the sea and the mountains. Jidenshu serves as a foundational seasoning that helps bring out the flavors of these local ingredients and has played an important role in the region’s culinary traditions.
Its role is not simply to add flavor. By enhancing the natural taste of the ingredients and adding depth to the overall dish, Jidenshu contributes to the character of Izumo cuisine. Learning about this traditional seasoning alongside the dishes themselves offers a deeper understanding of the region’s food culture.
Yoneda Shuzo, Founded in 1896
Yoneda Shuzo is a Matsue-based sake brewery founded in 1896, during the Meiji period. The brewery has continued its traditional sake-making practices alongside the rich culinary and cultural traditions of Matsue, a historic castle town known for its tea culture.
Located in Matsue, often called the “City of Water,” the brewery produces Jidenshu as well as other alcoholic beverages. Visitors can learn more about the region’s brewing traditions through tastings and brewery tours.
A Traditional Ingredient Worth Discovering in Izumo
Izumo Jidenshu preserves the traditional culture of akumochizake that has been passed down in the Izumo region and has long supported the distinctive flavors of local cuisine. Its restrained sweetness and rich umami make it a unique seasoning for bringing out the natural character of ingredients.
When visiting Izumo, look beyond the finished dishes and discover the traditional ingredients that have helped shape their flavors. Learning about Jidenshu offers an opportunity to experience the history of Izumo’s food culture and the traditional wisdom behind its sake-making and culinary traditions.