Cut the pork into bite-sized pieces.
Thinly slice the onion, green onion, and carrot after cleaning them.
Make the sauce by mixing gochujang (Korean chili paste), red pepper powder, soy sauce, sugar, and minced garlic.
Add the sauce to the pork and mix well. Let it marinate for 10 minutes.
Heat cooking oil in a pan and stir-fry the marinated pork.
Add the vegetables and stir-fry together until cooked.
Finish by drizzling with sesame oil and sprinkling with sesame seeds.