Clean the pork and squid thoroughly, then cut into bite-sized pieces.
Slice the onion, green onion, and spicy chili peppers into appropriate sizes.
Heat cooking oil in a pan, then stir-fry the pork and squid over high heat.
Add the vegetables and stir-fry together.
Add gochujang (Korean chili paste), soy sauce, sugar, and other seasonings, then mix well.
Pour in 50ml of water and cook until the sauce is reduced.
Transfer to a bowl and finish with sesame oil and sesame seeds.