2 eggs, 2/3 water, 6 oatmeal, 0.5 soy sauce, 1 tuna extract, 1 sesame oil, 1 tuna
Prepare oatmeal, tuna, and onion.
Finely chop the onion.
Put tuna, chopped onion, and oatmeal into a pot.
Pour 300ml of water and bring to a boil over medium heat.
Cook until the oatmeal becomes soft.
Season with salt.