The crude protein content of bitter prickly flowers is 20.79%, with a complete range of amino acids, and contains a variety of vitamins such as VB1, VB2, VPP, VC and carotenoids, and rich in mineral elements.

Also contains a moderate amount of cellulose, carbohydrates, acid and pectin and other nutrients; heavy metals, nitrates, nitrites content are not more than the national standard. Therefore, the bitter prickly flowers have a complete range of nutrients, rich content, has a high nutritional value.

The Chaoshan region is generally in the Qingming this time in the fence or the countryside and other places such as picking its young shoots, to praise the pork chop soup, soup slightly bitter sweet, there is a bitter thorns unique aroma. After the Qingming period, the buds are usually older and the thorns are harder.

Expanded Information:

Bitter thorn is a small shrub that is used to grow in the forests. p>Bitter thorn is a small shrub, as the name suggests, not only long thorns, but also with a bitter flavor. In the spring of southern China, there is a lot of rain, and under the moisturizing of the rain, the bitter thorns often grow young shoots. The Chaoshan region has always been a small and densely populated area with a lack of materials, and there is a tradition of maximizing the use of various items.

So even this bitter plant with sharp spines can't escape the taste buds of the Chaoshan people's tongue. People living here have tried for thousands of years to harvest its tender shoots for home cooking. Bitter thorns, also called bitter vegetables.

The edible part of the bitter thorn is the freshly spat out shoots, also called bitter thorn heart, which are fresh and tender. The tender heart of the bitter thorn is not much longer than chopsticks, which are called chopsticks in Chaoshan, so the heart of the bitter thorn is also called bitter thorn chopsticks. Wild thorns can be taller than a person, and it is difficult for thorns to get close to them, so the people of Teochew hold bamboo sticks to pick thorns, and picking thorns is called patting thorns.

The people of Chaozhou eat bitter bitter thorns heart this food custom, in the early years of the Republic of China as a strange custom, in Hu Pu'an's "Chinese National Customs": "Bitter vegetables a bitter thorns, the Department of a kind of weeds, bushes and lush. Women and children with small poles and bamboo baskets at the time of the Qingming Festival, picking up as they go, returning to wash and clean, and bean sprouts with the cooking. It is rumored that eating it can clear the blood and detoxify the body."

Previously, the bitter thorns are wild, in recent years, the public's daily living standards, the demand for bitter thorns also increased, the countryside in front of the masses are planted behind the house, can be used as a fence, but also as a dietary greens, with the picking with the birth. However, after the Qingming Festival, the bitter thorns will become old, and then no one to eat.

Baidu Encyclopedia - Bitter thorn