First,Pour the water into a pot, add the lemon grass and kaffir-lime leaves and heat it.
Second, Add the shrimps when the water is boiling and cover the pot.
Next, Wait for 3 minutes before adding the mushrooms and salt.
Then, Leave it to simmer for a few minutes. Then remove from the heat.
After that, Season with fish sauce, lime juice , ground chilli and add Fresh condensed milk .
Finally, Put the chopped coriander leaves in the pot before serving.