Fennel stuffing need not be blanched, but it should be cut into pieces and put more oil to prevent water from coming out. Fennel vegetables also absorb oil. Coriander is a vegetable, which is often used to wrap jiaozi. Like its seed (fennel), it has a special fragrance, which is very popular in the north, but rare in the south. Because "Xiang" and "Hui" are homophonic, many places in the north like to wrap jiaozi with fennel meat during the Spring Festival.

The nutritional value of fennel is 4 100 kilojoules per100 grams. Fennel oil has a special spicy taste. Fennel has high nutritional value, and is rich in carotene, calcium and iron, and the contents of vitamins B 1, B2, C and PP are also quite high.

Every 100g fennel contains 2.6g of carbohydrate, 2.5g of protein, 0.7g of ash, 0.6g of dietary fiber, 0.4g of fat, 0.86.3mg of sodium, 0.54mg of calcium and 0.54mg of potassium.