Hearty Shiitake Mushroom and Miso Soup

Food Network - Bobby Flay. I'm saving this for when I don't feel well this fall...

• Ready In: 55 mins
• Serves: 6-8

Ingredients

• 1  bunch scallion, sliced thin, white and green parts separated
• 1  inch fresh ginger, chopped
• 3  garlic cloves, chopped
• 2  tablespoons  toasted sesame oil
• 8  cups water
• 3  pieces  dried kelp (6-inch, kombu)
• 1⁄4 cup bonito flakes
• 3  ounces  dried shiitake mushrooms
• 1⁄2 cup light miso
• 1  lb baby bok choy, cut in quarters
• 8  ounces firm tofu, cut into cubes

Directions

1. In a large soup pot over medium heat add the scallion white parts, ginger, garlic, and sesame oil. Cook for 1 minute and add 8 cups water.
2. Rinse the kombu and add it to the pot along with the bonito flakes. Bring it to a simmer and cook for 10 minutes - do not let it boil.
3. Remove the kombu and set it aside. Add the dried mushrooms and miso to the pot and let it simmer gently for 10 to 15 minutes, or until the mushrooms are hydrated and tender. Add the bok choy and simmer until it is tender, about 10 minutes.
4. Add the tofu and cook for another 5 minutes. Ladle into bowls and garnish with the reserved green parts of scallions.