Fried toon should be blanched, toon in the nitrite content is high, long-term consumption is not good for the human body, and blanching can effectively remove nitrite substances. The polyphenols and phenol oxidase in the toon are prone to oxidation leading to browning, blanching can remove phenol oxidase to avoid affecting the color of the dish.

Introduction of toon

Toon is also known as toon buds, fragrant pile head, big red toon tree, toon day, etc., in Anhui area also called spring seedlings. The root has two layers of skin, also known as tsubaki white skin, native to China, distributed in a wide range of areas north and south of the Yangtze River, for the neem family.

Deciduous tree, dioecious, leaves in even-numbered pinnately compound leaves, panicles, bisexual flowers white, the fruit is an oval capsule, winged seeds, seeds can be reproduced. The tree is tall, besides for Tsubaki buds to eat, it is also a preferred tree species for gardening.

Toon varieties are different, and their features and characteristics are also different. Purple toon is generally more open crown, gray-brown bark, buds purple-brown, the first young shoots purple-red, glossy, strong flavor, less fiber, containing more oil, green toon, crown upright, bark green or green-brown, slightly lighter flavor, containing less oil.