In soup pot, bring water to boil. Add tofu and seaweed and cook for 1 minute. Reduce to low heat. Add miso paste. Remove pot. Serve in small bowls, top with green onion.

4 cups water
1 package tofu soft or medium firm, cubed
1 handful of dried seaweed (for soup)
3 tablespoons miso paste
1 green onion stalk, finely chopped