Finely chop the onion and kimchi.
Add cooking oil to a pan and sauté the onion.
When the onion becomes translucent, add the kimchi and stir-fry.
Add oatmeal and mix well with the other ingredients while stir-frying.
Season with soy sauce and red pepper powder.
Add a little water and stir-fry until the oatmeal is cooked.
Transfer the finished fried rice to a bowl.