Zaru Soba - cooking recipe

Ingredients

1 (8 ounce) package dried soba noodles
1 cup prepared dashi stock
1/4 cup soy sauce
2 tablespoons mirin
1/4 teaspoon white sugar
2 tablespoons sesame seeds
1/2 cup chopped green onions
1 sheet nori (dried seaweed), cut into thin strips (optional)

Preparation

Bring a lightly salted pot of water to a boil. Add soba noodles; cook, stirring occasionally, until tender, 5 to 8 minutes. Drain. Rinse with cold water to speed up cooling process.
Combine dashi, soy sauce, mirin, and white sugar in a small saucepan; bring to a boil. Remove from heat and cool to room temperature, about 25 minutes.
Toss noodles with sesame seeds and divide among 4 serving bowls. Spoon dashi sauce over noodles. Top with green onions and nori.