Cut the tofu into cubes.
Cut the pork into bite-sized pieces and marinate it.
Mince the green onion and garlic.
Heat oil in a pan and sauté the green onion and garlic to bring out the aroma.
Add the pork and stir-fry.
Add doubanjiang, soy sauce, and sugar, and stir-fry further.
Pour in the broth and bring to a boil.
Add the tofu and simmer over medium heat.
Pour in starch water to adjust the thickness.
Finish with sesame oil and pepper.