Olive vegetable is a salty dish made of mustard, olives and other spices. It is a flavor dish in Chaoshan area of Guangdong Province, belonging to Chaozhou cuisine in Cantonese cuisine. Mustard used to make olives is cabbage and big leaf mustard with 50-50 leaves. In addition, peanut oil (or rapeseed oil), salt, soy sauce and other seasonings will be added when making olive vegetables.

Olive vegetable tastes delicate, salty and fresh, with a little astringency of olive and sour taste of mustard, and has a special fragrance, with diverse tastes and unique features. Olive vegetables are very suitable for drinking porridge and can also be used for cooking.

Olive is also a unique pickles variety in Chaoshan area and an important part of Chaoshan food culture. The production technology of olive vegetables in Chaoshan has a long history and is widely spread in longhu district, Chenghai District and surrounding towns.

The development of olive vegetables;

Qing Jiaqing's "Chenghai County Records" records: "Mustard, also known as the big dish, is planted in the fields after the autumn harvest in this county. Pickled after harvest, delicious. The clever woman in Chenghai makes black olives with native olives and mustard tuber. "

In the mid-Qing Dynasty, workshops such as Ganheng Cuisine Gallery, Tiansheng Cuisine Gallery and Shunchang Thai Cuisine Gallery appeared in Waisha Township, Chenghai County, which showed that olive vegetable production was booming. After the opening of Shantou, Chaoshan people crossed the ocean, and olive vegetables were also exported to Southeast Asian countries. Overseas hipsters call it "homesick food". Enhance the overseas hipsters' sense of identity with their hometown culture.

With the improvement of people's quality of life and the acceleration of the pace of life, as well as the refinement of social division of labor, the traditional habit of making olive vegetables by the people gradually faded out of people's life circle, especially among the younger generation, it is urgent to strengthen the protection of the production skills of olive vegetables in Chaoshan.