Bring a pot of water to boil then season with salt. Add the ramen noodles and simmer uncovered for 1-2 minutes or until the noodles are al dente

Drain the water then rinse with cold water to prevent them from sticking. Separate the noodle into the bowls

Warm the oil in medium saucepan

Sauté the mushrooms and bok choy until tender

Stir in water, kombu and miso paste and bring to a low boil

Ladle the soup into bowls and serve warm