1. When frying meat, cornstarch can be used to mix the meat, cornstarch, oil, and salt together, then add them to the pot and fry them together to make the meat tender and delicious.

2. Cornstarch can be used to fry fish. First spread the cornstarch on the fish, wait for the oil to boil and then fry it. The meat will be crispy and fragrant.

3. When spreading the pancakes, spread some cornstarch on them first to prevent them from burning so quickly.