1, add some cooking oil to simmer longer. If the fish soup is stewed for a short time, or the fish is not fried in oil before stewing the soup, then the fish soup is not easy to stew white, it is recommended to add some cooking oil to simmer for a longer period of time, will it become white.

2, add some starch thickening. If the time does not allow to stew longer, then only add some starch, so that the fish soup appears to be more dense.