How to Make Kagoshima-Style Tonkotsu Ramen, part 3 The soup is nearing completion, so I'm adding more broth.

I soak kelp and shiitake mushrooms in water for several hours to make the broth. I bring the broth to a boil, add bonito flakes, and let it sit for a while. hen the broth is ready, I remove the bonito flakes, shiitake mushrooms, and kelp, and add the broth to the pot with the soup and continue to s…