authentic miso soup

Steps

1. 1heat water in a large pot over low heat. add kombu and cook until just simmering. stir in bonito flakes, then remove dashi stock from the heat. let dashi sit, uncovered, for 5 minutes. strain and set aside.
2. 2heat 3 1/2 cups dashi in a pot over medium heat. add tofu and wakame and stir to combine. remove 1 cup warmed dashi to a small bowl and whisk in miso paste. pour miso mixture back into the pot with remaining dashi. stir until warmed through. serve garnished with chopped green onions.