As long as it is burnt, you can't eat it, which will cause cancer. If you accidentally fry food during cooking, you should avoid eating it. Burned food will produce benzopyrene, which can cause cancer. The nature of burnt food has changed and it does not have its own nutritional value. At this time, it will affect health, and eating burnt food for a long time will cause cancer.

After benzopyrene enters the body, it is easy to cause diseases such as nasopharyngeal carcinoma, lung cancer, gastric cancer, oral cancer and esophageal cancer. It is recommended not to eat burnt food, but to eat fresh food and ensure that it is cooked before eating.