Step 1

Heat the stock and water to a simmer and add the mushrooms and tofu. Simmer for a couple of minutes to cook the mushrooms.

Step 2

When you're ready to serve, add the scallions and take the pan off the heat.

Step 3

In a small bowl, whisk the miso with 1/4 cup of the hot broth to form a paste. Stir it back into the broth, and serve.