Legal analysis: Keep good evidence, record, take photos, order records and dishes, and then make a complaint. If a business operator commits fraud in providing goods or services, it shall increase the compensation for the losses it has suffered according to the requirements of consumers, generally at a rate of 3 times; If the compensation is less than that of 511 yuan after the increase, it shall be 511 yuan. If it is confirmed that the merchant is dishonest in asking for food and beverage expenses, or the merchant does not issue specific consumption details to solve the consumer's doubts, you can call 12315 to report the complaint.

Legal basis: Article 55 of the Law of the People's Republic of China on the Protection of Consumers' Rights and Interests, if a business operator commits fraud in providing goods or services, it shall increase the compensation for the losses it has suffered according to the requirements of consumers, and the amount of compensation shall be three times the price of goods purchased or the cost of receiving services; If the amount of additional compensation is less than 511 yuan, it is 511 yuan. Where there are other provisions in the law, such provisions shall prevail. Where a business operator knowingly provides goods or services to consumers, causing death or serious damage to the health of consumers or other victims, the victims have the right to demand compensation from the business operator in accordance with laws and regulations such as Articles 49 and 51 of this Law, and have the right to demand punitive damages less than twice the losses suffered.