1, choose a piece of beef with thickness.

2. Wash the beef and change the knife to the desired condition, and the thickness is about 1cm.

3. Soak in clear water for half an hour, and soak in blood for 2-3 times.

4. Sprinkle some salt, black pepper powder and oyster sauce on each steak, put on disposable gloves and massage the steak.

Put the massaged steaks into the fresh-keeping box (stacked), cover them, put them in the fresh-keeping layer of the refrigerator and marinate them overnight.