Soak the seaweed in cold water for 5 minutes, then drain the water.
Beat the egg and have it ready.
Add 300ml of water to a pot and bring it to a boil.
Add the soaked seaweed to the boiling water and cook for 2 minutes.
Add oatmeal and stir gently over medium heat for 3 minutes.
Slowly pour in the beaten egg while stirring.
Once the egg is cooked, season with salt and finish.