Cut pork and vegetables into bite-sized pieces.
Add sesame oil to the pot and stir-fry the pork.
Add onion, potato, zucchini, and tofu, and stir-fry together.
Add gochujang and chili powder, then mix well.
Pour anchovy broth or water and bring to a boil.
When the soup boils, add tofu and green onion.
Once ingredients are cooked, taste and season with salt if needed.