1. Soak the sirloin in cold water for half an hour and rinse it off repeatedly
2. Pour an appropriate amount of oil into the casserole, add green onion, ginger, garlic, and stir fry with rock sugar
3. Pour directly into the sirloin and stir fry evenly
4. Add the braised soy sauce and stir fry evenly
5. Add water to the beef and simmer for 1 hour
6. Peel the potatoes and cut into pieces, pour a little more oil into the pan, pour in the potatoes, stir fry and fry until the surface is browned
7. Hold out
8. Sprinkle the stewed sirloin with salt, pour in the potatoes, stir fry evenly, and simmer for 5 minutes
9. Sheng out
