Add 4.5 cups of water, 1 cup of soy sauce, and 0.5 cup of sugar to a pot and bring to a boil.

Cold Soba Noodles
A super simple cold soba noodle recipe that is easy and delicious to make at home.
What You'll Need
Instructions
Once the water boils, add a handful of katsuobushi and boil.
Turn off the heat and wait until the seasoning has finished boiling to complete the broth.
Strain the finished broth through a sieve to remove solids, then soak in ice water to cool down.
⏱️ 5m 0sAdd soba noodles to boiling water and cook for 5 minutes.
⏱️ 5m 0sRinse the cooked soba noodles in cold water several times to completely remove the starch, then drain in a sieve.
Prepare the garnish by julienning the radish, cucumber, and seaweed to appropriate sizes.
Place the drained soba noodles in a bowl and arrange the julienned radish, cucumber, seaweed, and ice on top.
Pour the chilled cold soba broth over the noodles to finish.