1. Chop the white and green part of green onion. Finely chop the ginger, press and finely chop the garlic.
2. Cut the tofu into cubes, add some salt in water, blanch the tofu for 1 min, take out, drain and reserve.
3. Marinate the minced beef with white pepper, light soy sauce and water, mix well.
4. Heat oil, fry the Sichuan peppercorn and dried chili over low heat. take out and cool. Then finely chop the chili
and Sichuan peppercorn.
5. Fry the minced beef with the remaining oil from the wok. Then, add some more oil, fry the garlic and ginger
paste until fragrant.
6. Add fermented black beans, chili bean paste, stir fry. Pour water and chicken broth, put white part of spring onion. Put a little bit chopped chili and Sichuan peppercorn, cover, gently cook.
7. Season with a bit sugar and light soy sauce.
8. Put the tofu in pan, cover, cook for 1 min. Open the lid, add starch slurry to thicken the sauce.
9. Off heat, sprinkle with some green part of spring onion, chopped chili and Sichuan peppercorn on top. Transfer on a plate, serve hot.