2. When fresh yam is cut, it will have mucus, which is easy to slip and hurt your hands. You can wash it with water and a little vinegar first, which can reduce mucus.

3. Yam is delicate in texture and sweet in taste. However, the skin of yam is easy to cause skin allergy, so it is best to peel it and don't touch it with your hands after peeling it. Wash your hands several times at once, or you will scratch the itchy place.

1. Wash bitter gourd, remove seeds and slice, slice yam, mince onion and garlic, chop lobster sauce, and cut millet pepper into rings;

2. Boil water in the pot and remove the cooked yam;

3. Put a little oil and salt in the boiling water in the pot and remove the cooked bitter gourd;

4. Put a little oil in the pot, add lobster sauce and stir-fry shallots and garlic, add millet pepper and stir-fry evenly, add yam and bitter gourd together, add a little salt and chicken essence and stir-fry evenly.