Cut the chicken breast into bite-sized pieces.
Finely chop the onion, green onion, and garlic.
Add cooking oil to a pan and sauté the garlic and onion.
Add the chicken breast and stir-fry until cooked through.
Add the rice and stir-fry together.
Add nasi goreng sauce (ketchup, soy sauce, oyster sauce, gochujang, etc.) and mix well while stir-frying.
Add green onion and spicy pepper, stir-fry, then top with a fried egg to finish.