hēi zǎo
Black jujube is native to the mountainous areas of various places, and it is wildly grown on the slopes of mountains, in valleys, or cultivated. It is found in Liaoning, Hebei, Shandong, Shaanxi, central and southwestern China. The material is excellent and can be used as a general timber; the fruit is eaten raw without astringency, or brewed and made into vinegar; it contains vitamin C, which can be extracted and used for medical purposes; the seeds are used as medicine to quench thirst and remove heat.
2 Alias of black jujubeJujube
3 Nutritional value of black jujube1. jujube can improve human immunity and inhibit cancer cells: pharmacological research found that jujube can promote the generation of white blood cells, reduce serum cholesterol, improve serum albumin, protect the liver, jujube also contains substances that inhibit cancer cells, and even can make cancer cells to normal cells;
3. dates are rich in calcium and iron, they have an important role in the prevention and treatment of osteoporosis and anemia: middle-aged and elderly people often osteoporosis during menopause, the growth and development of the peak of the teenagers and women are prone to anemia, jujube will have a very good therapeutic effect on them, and its effect is usually incomparable to drugs;
4. 4. after the disease of the body also has a good effect of nourishment;
5. dates contain rutin, is a kind of soften blood vessels, so that the blood pressure lowering substances, hypertension prevention and treatment;
6. dates can also be anti-allergy, in addition to the fishy smell, calm the mind, brain, enhance appetite.
4 black jujube purchase1. identify quality black jujube: good black jujube skin color should be bright light, black in the red, skin color black for the second, color black with withered more second; good black jujube big uniform, short strong round, top roundti square, skin wrinkles shallow;
2. in the selection of black jujube, should also pay attention to identify moth, broken head, rotten jujube;
5 black jujube suitable for the crowdGeneral population can eat
1. middle-aged and old people, teenagers, women are especially suitable for consumption;
2. people with chronic diseases should be cautious of eating, the spleen and stomach cold people should not eat, dental patients should not eat jujube, constipation patients should be cautious of eating.
3. jujube eat more will rise, pregnant women if there is bloating phenomenon do not eat jujube, if only drink jujube soup does not matter.
6 black jujube therapeutic efficacyjujube taste sweet, sex flat, into the spleen, stomach meridian;
have tonic spleen and stomach, nourish yin and blood, nourish the heart and tranquilize the spirit, and ease the efficacy of medicinal properties;
used for the treatment of the spleen qi due to the deficiency of food, diarrhea, yin and blood deficiency due to the women's dirty mania certificate, after the disease of the body after consuming jujube deficiency also has a good role of nourishment; this product is sweet and warm benefit qi, the texture of moist and nourish the blood, taste and sweet and can be used to ease medicinal properties. This product is sweet and warm, moist and nourishing to the blood, sweet taste and can moderate the nature of medicine, used for deficiency of qi and blood and alleviate the toxicity of drugs.
7 and black jujube foodjujube taboo and seafood with food.
8 Suggestions for consuming black jujubeWhen cooking black jujube, if you add a small amount of cordyceps, it will make the skin of jujube come off automatically, just by rubbing with your fingers, the skin of jujube will come off.
5~10 pieces per day
9 Processing technology of black jujubeRaw material selection → grading → blanching → smoking pit preparation → smoking → softening → grading → packaging
10 Production method of black jujube1. Raw material selection: choose large, small nucleus, plump and lax flesh, less juice, fresh and ripe fruits as raw materials, and eliminate broken jujubes and rotten jujubes.
2. grading: select the date of the withered branches, mud mass, stones and other debris, according to the size, maturity, variety of separate treatment.
3. boiling: the water in the catalytic boiling, pouring fresh dates heating 5 to 10 minutes, cooking until the flesh is slightly soft, remove and dry, ready to smoke.
4. Smoking pit preparation: in the ground dug 180 cm deep, 160 to 200 cm wide, the length of the pit, from the pit along the 50 centimeters near the bamboo and sorghum stalks to build a shed, can be stacked on the surface of the shed jujube fruit.
5. smoked: in the shed surface spread jujube fruit, generally 13 to 16 hundred meters thick is appropriate, too thick can not be dry, too thin waste of firewood and grass jujube fruit above the cover with a reed mat, the bottom of the pit burning firewood and grass, jujube layer of humidity in 60 ~ 70 ℃, pay attention to the regulation of the size of the fire. After about 12 hours of smoking, turn the date up and down once again, and then continue to smoke for 12 hours to complete the smoking stage, ready to go out of the pit. Out of the date rate of 30 ~ 33% of fresh dates.
6. soft: in order to make the date fruit inside and outside the moisture content tends to be uniform, smoked date fruit must be stacked in a relatively dry and ventilated warehouses, its height is generally not more than 1 meter. After 7 to 10 days, can be out of the warehouse packaging.
7. grading: the same variety are to the size and color of black dates for grading.
8. Packaging: most of the sack packaging: the best monofilament burlap slant mouth bag, lined with bushels, outside the bundle cross-shaped thick rope. This packaging is both ventilated and tight, but also to prevent wear and tear of date skins. Also available ordinary sacks.
11 black jujube quality standards1. Requirements for dry, solid jujube meat, pinch not deformed, not peeling.
2. The skin of black jujube is bright and shiny, and red in black.
3. Particles large and uniform, short rounded, top rounded square, skin wrinkles fine surface shallow, clear and not paste.
4.