(For all ingredients, please use organic versions if available)
Serves 2
1500 milliliters water (for broth)
25 grams seaweed
25 grams dried shiitake mushrooms
2½ tablespoons beet sugar
100 milliliters soy sauce
900 milliliters vegetable broth

2 bundles buckwheat
noodles (dried)
2 green onions or leeks
Horse radish to taste
Dried nori seaweed