2. When curing beef, put a little egg white and water.

3. When sliding to beef, keep the oil temperature at 30% heat. If it is too high, it is easy to make beef chewy, and if it is too low, it is easy to make beef desize.

4. Stir-fry beef. The side dishes are onion and celery. You can also add your favorite side dishes according to your own preferences.