Cut the pork into bite-sized pieces.
Slice the onion, green onion, and Cheongyang chili pepper.
Add cooking oil to a pot and stir-fry the pork.
Once the pork is cooked, add minced garlic and red pepper powder, and continue to stir-fry.
Add the onion, green onion, and Cheongyang chili pepper and stir-fry together.
Pour water or broth and bring to a boil.
Spoon in the soft tofu.
Season with salt, soy sauce, or to taste.
Simmer for a while, then it's ready to serve.