Cut the kimchi into large pieces.
Slice the pork into bite-sized pieces.
Chop the onion and green onion.
Place the pork, kimchi, onion, and green onion in a pot.
Add minced garlic, chili powder, soy sauce, and pepper.
Pour in water and bring to a boil.
Once it starts boiling, reduce to medium heat and simmer for 40 minutes until well cooked.
Add Cheongyang chili peppers to taste and finish.