1.
In a deep large pan, bring to a boil the stock, garlic, ginger, and sriracha if using.
2.
Cover and reduce to a simmer for about 5 minutes.
3.
Season your fish with salt and pepper. Add your vegetables and your fish to the broth.
4.
Cover and cook for around 5 minutes, when your fish should be a little flaky.
5.
Serve in bowls with the broth and sprinkle with sesame seeds and diced jalapeño (or green chilli), if using.