
MedMedium heat
Simmer beef with water, soy sauce, salt and rice wine 30 minutes. Chill broth until icy cold.
For this step
- Thinly sliced beef
- Water
- Soy sauce
- Salt
- Rice wine (mirim / cooking wine)
Cold Buckwheat Noodles

Simmer beef with water, soy sauce, salt and rice wine 30 minutes. Chill broth until icy cold.