Cut the pork shoulder into bite-sized pieces.
Cut the kimchi, onion, and green onion into pieces for easy eating.
Add the pork shoulder to a pot and stir-fry.
Add kimchi and onion, and stir-fry together.
Pour in water, minced garlic, and kimchi juice.
When the broth starts boiling, add the green onion and tofu.
Season with salt and pepper to taste.
When all the ingredients are cooked, turn off the heat and it's ready.