Since January 8, 2024, China has implemented the policy to treat COVID-19 as “Category B infectious diseases and subject to class B control measures”, a measure that marks China officially entering into the post-pandemic era. With the change of life pace and consumption concepts, a new economic phenomenon has been derived and strengthened, which is called the “The lazy Economy”. This paper explores the reasons why the development of prepared dishes is hindered in China against the background of the post epidemic era and the lazy economy in the country. This paper sorts out and summarizes the category classification of prepared dishes and finds that the categories of prepared dishes are mainly classified according to the degree of processing depth in Chinese market. By analyzing the advantages of prepared dishes, this paper further finds that prepared dishes have great potential for market development in the future; on the other hand, this paper summarizes in depth the factors that hinder the development of prepared dishes in the Chinese market, which is conducive to helping the industry to develop healthily and helping prepared dish enterprises to find the bottleneck to break through.