Cut tofu, zucchini, potato, green onion, onion, spicy green chili, shiitake mushroom, and pork into bite-size pieces.
Put the pork into a pot and stir-fry over medium heat.
Add shiitake mushrooms, onion, potato, and zucchini to the pork and stir-fry together.
When the meat and vegetables are cooked, pour in 400ml of water.
Dissolve the soybean paste and add it to the pot, then bring to a boil.
Add the tofu, green onion, and spicy green chili, and boil for a little longer.
Season with minced garlic and red pepper powder if needed.