Dip the vegetables in the sauce. Pickled vegetables are the specialty dishes in Northeast China, which are the simplest and retain the original flavor of food. It can be eaten raw or cooked in sauce without any seasoning. The creative name of pickles is seasonal vegetable dipping sauce. The practice of seasonal vegetables in pickles: lettuce is washed and controlled, cucumber and carrot are washed and peeled, and cut into sections and shredded.