Eating out every day, on the one hand, is too much for the economy, on the other hand, eating out is not very healthy. In the catering industry, one thing is known to all diners, that is, many dishes in restaurants need to be oiled for serving speed, which is very unhealthy. Almost all the oil in the first processed dish is reused, the quality of the second oil is difficult to guarantee, and the third dish is very greasy.