1. Half a catty of beef

2. Cut into small pieces, add wine and salt, and submerge for half an hour.

3. String together with toothpicks, and mince ginger and garlic for later use.

4. Put the oil in the pot, stir-fry the beef to 80 degrees to change color, and then stir-fry.

5. Stir-fry ginger, garlic and Chili powder, pour beef into the pot, stir-fry twice and serve.