Roach tofu, believe everyone in the North has eaten. For the northerners, who eat pasta, every fall and winter, when radish comes on the market in large quantities, vegetable prices increase and the variety is smaller, and cabbage becomes seasonal, cheap and delicious, not only for cooking, stew, but also for steaming radish tofu, radish and tofu are cheap foods, both of which are available every quarter of the year, and two cheap foods are mixed. Together, simple steaming becomes not only a staple food, but also a good digestion, with a few more foods, with vegetables and tofu, with tables and nothing but comfort and satisfaction。