Quick and easy cold soba noodles recipe made with buckwheat soba noodles dipped in a flavorful umami tsuyu dipping sauce can be ready to eat in less than 10 minutes!
Prepare tsuyu dipping sauce. In a small saucepan over medium high heat, add dashi, soy sauce, mirin, and sake and mix to combine. Bring the mixture to a boil for 2 minutes to simmer off all the alcohol then remove from heat and place in the refrigerator to cool.
Cook the noodles. In a mediums saucepan bring water to a boil and cook the soba noodles according to the package instructions. Drain and rinse the noodles under cold water. Soak the soba in an ice bath for 1 minute and drain. Transfer to a plate and garnish with roasted seaweed.
Serve. Serve the soba with 1/2 cup of the dipping sauce in a small bowl and garnish with your preferred garnishes. Dip your zaru soba noodles into the dipping sauce and enjoy!