Wash the spring cabbage thoroughly and cut it into bite-sized pieces.
Cut the tofu into desired sizes.
Pour anchovy broth into a pot and bring it to a boil.
Once the broth boils, dissolve doenjang (soybean paste) and gochujang (red chili paste) into it.
Add spring cabbage, tofu, onion, green onion, and Cheongyang chili pepper.
Cover with a lid and simmer on medium heat for 8 minutes.
Add garlic and bring it to a boil again.
Season with salt to taste if desired.