Cut pork, squid, shrimp, and vegetables (cabbage, onion, green onion, carrot, etc.) into bite-sized pieces.
Heat cooking oil in a pan and sauté minced garlic and chili powder to bring out their aroma.
Add pork, squid, and shrimp and stir-fry over high heat.
Add the prepared vegetables and stir-fry together.
Season with soy sauce, oyster sauce, salt, and pepper.
Add rice and stir-fry until well combined with the ingredients.
Add a little jjamppong broth or water, stir-fry until moist, and finish.