The invention discloses a hot vegetable pot and a preparation method thereof. The preparation method comprises the following steps of: selecting high-quality Chinese cabbage, and removing mildewing and deteriorating parts; washing and slicing; and sequentially curing, canning, sealing, sterilizing, cooling, storing and verifying, so that a finished hot vegetable pot is obtained. The preparation method disclosed by the invention is simple, and the prepared hot vegetable pot has the advantages of being long in quality guarantee period, abundant in taste, high in nutritional ingredients, and thelike.