Cut the tofu and pork leg into bite-sized pieces.
Chop the onion, green onion, and garlic.
Heat cooking oil in a pan and sauté the garlic until fragrant.
Add the pork leg and stir-fry until cooked, then add the onion and green onion and continue to stir-fry.
Add the tofu and stir-fry everything evenly.
Add soy sauce, sugar, pepper, and other seasonings and stir-fry until everything is well mixed.
Transfer to a plate and finish by sprinkling with sesame seeds.