Cut the seaweed into small pieces.
Finely chop the onion and carrot.
Add sesame oil to a pot and stir-fry the onion and carrot.
Add rice and stir-fry together.
Add water and seaweed, then bring to a boil.
Stir and cook until the rice is fully cooked.
Once the porridge is ready, add cheese and let it melt.
Season with salt to taste.