Walnuts are mainly produced in Celle, Xinjiang, China. Deciduous trees, odd pinnate compound leaves, oval leaflets, spherical drupes, smooth exocarp, hard inner peel, wrinkled. It belongs to the seed plant family, the wood is tough, can be used as a vessel, can eat nuts, can be pressed oil, can also be used as a medicine. They are native to the Near East, also known as walnuts, qiang peaches, and almonds, cashews, hazelnuts and are known as the world-famous "four dried fruits". It can be eaten raw, fried, or squeezed with oil, prepared pastries, candy, etc., which is not only delicious, but also has high nutritional value, and is known as "long live the child" and "longevity fruit".
In ancient China, people have long found that walnuts have a brain-strengthening effect. Li Shizhen said: Walnuts can "replenish the kidneys and brains, and benefit wisdom." Many ancient people also invented many ways to eat walnuts, such as breaking 500 grams of walnuts and shelling them to take kernels, mashing walnut kernels with rock sugar into walnut puree, and then storing them in porcelain jars. Take two teaspoons at a time and drink with rinse and boiling water. It is said that the layer of white liquid that floats after washing with water is the "walnut milk" with the strongest brain tonic effect.
Walnuts are not only the best brain food, but also a treatment for neurasthenia. Elderly people suffering from dizziness, insomnia, heart, forgetfulness, loss of appetite, weak waist and knees, and general weakness can play a tonic therapeutic role by eating 1 to 2 walnut kernels every morning and evening.
Walnut kernels also have high medical effects on other diseases, such as nourishing blood and qi, moisturizing phlegm, moisturizing the lungs and stomach, and reducing swelling and swelling. Scientific studies in recent years have also demonstrated that walnut branches can improve tumor symptoms. Fresh walnut branches and eggs are boiled in water and then eaten, which can be used to prevent cervical cancer and various cancers.
Xinjiang walnut kernels are large and round, the shell is thin and white, the grain yield is high, the body is dry, the walnut kernels are large, white, high oil content and high quality.
So, how to identify the quality of walnuts in Xinjiang?
The quality of Xinjiang walnuts is mainly to observe the walnut kernels.
Xinjiang walnut kernels are full and dry; walnut kernels are yellow and white first, dark yellow second, brown and yellow second, and the quality of "tiger skin walnuts" with dark brown spots is not good.
Xinjiang walnut meat is white and fresh, with oil traces "chrysanthemum heart" as the secondary.
In addition, all walnut kernels in Xinjiang are oily, viscous, dark brown, and have a hala flavor, indicating that the walnuts have been severely spoiled and cannot be eaten.
Then there is the tasting, Xinjiang's high-quality walnuts are all walnuts produced that year. They have a rich aroma, delicious and delicious, no hara flavor, no oil consumption taste.