Traditional soba noodle soup base.For a hearty combination of flavour that has helped bring Japan\'s simplest soba dishes to life for generations, this tsuyu soup base is all you need to create the most sumptuous broths and sauces. Made with a marudaizu soy sauce base that keeps its flavour mellow yet juicy, this soup base supplements its rich umami depth with a salty bonito stock, adding crisp satisfaction to the slick, chewy texture of soba buckwheat noodles. Matured and triple concentrated into this convenient-sized bottle, there\'s no need to worry about thin dipping sauces or an under-flavoured soba broth ever again.