Prepare oatmeal and seaweed.
Soak dried seaweed in water and chop finely.
Pour water into a pot and boil.
Add the soaked seaweed into the pot and bring to a boil.
Add the oatmeal and stir.
Beat the egg and slowly pour it in while mixing.
Simmer a bit longer on low heat.
Taste and season with salt.
Transfer the finished porridge to a bowl.