1. Wash the pig liver repeatedly under the faucet until there is no blood water, then soak it in the clear water for half an hour, take it out and cut it into slices of about 0.5cm, and then wash it repeatedly with water until there is no blood water.
2. Boil a pot of water and turn off the fire. Put the cut pig liver into the water, immediately scoop it up with a leaky spoon, cool it with cold water and drain it for use.
3. Wash and peel the onion, cut it into thick silk. Prepare a small bowl, put a small spoon of starch, and mix with water to form water starch.
4. Heat up the oil pan, put in the oil, stir fry the onion until soft, stir fry the pork liver for a while, put in a little cooking wine, soy sauce, salt, sugar, chicken essence, stir fry quickly, then put the starch in the water, mix well, pour a little sesame oil out of the pan.