1. Soak the purchased gourd strips in warm water for about 15 minutes. After the gourd strips become soft, wash them repeatedly with both hands. It doesn't matter if you use more strength. Change the water a few more times until the water in the basin becomes clear.

2. Put the washed gourd strips into the pot. The water in the pot should exceed the height of the gourd strips and try to make them float. Bring to a boil over high heat and then reduce the heat to low. It takes about 30 minutes to cook.

3. When the time is almost up, it is recommended to take out a small piece and taste it first. If it can be bitten, it means the heat is ready. Otherwise, continue cooking. After cooking, take it out, drain the water and cut it off.

4. Cut the onions, ginger, and garlic into pieces, wash the tenderloin, cut into slices, and place on a plate for later use.

5. Put an appropriate amount of cooking oil in the pot. When the oil is warm, add onions, ginger, garlic, and a small amount of soy sauce. Stir-fry for a few times. Add the tenderloin and stir-fry for 2 minutes. . Then add the cut gourd strips and pour 5 drops of oil at the same time.

6. After all the seasonings are ready, stir-fry. After stir-frying for 5 minutes, add an appropriate amount of salt and serve.