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Winter Health: How to Properl作村y Thaw Frozen Meals
Time:
2020-06-10 00:00
Now with busy work, 開女many people lik東城e to buy a lot of food at到錯 one time and store 風弟it in the refrigerator. Many peo家技ple think that such froz哥高en food tastes worse than fresh foo算飛d and has lower nutritiona行文l value. In fact, as lo子高ng as a reasona日亮ble thawing and cooking metho森為d is grasped, the original你生 color, aroma, taste and shape of 習話the food can still be 靜店maintained, and the nutrients w市頻ill not be lost.
Proper thawing of fro哥好zen food is the key現銀 to ensuring qu分生ality.
When the food is thawed, w校話hen the temperature rises to a certa也少in range (from 0 degrees Ce視近lsius to 6 degrees Celsiu可下s), the melting wate算開r of the ice crystals in the 遠木food can be recovered and absor廠歌bed into the food cells. Juice flow放學s out. Since these juices bring ou做外t protein, minerals,書年 vitamins and other wate拍有r-soluble nutrients, the nutriti村離on of food will suffer.
How to achieve reasonable thawing?
In general, the sho為生rter the thawing time, 化中the better, and the closer t子冷he brilliance is to the p麗金rimary color, t們業he better. Food thawing c兵舊an be thawed in natural 慢長air at about 1°友土;C to 5°C, 謝子sprayed with tap wa用拿ter at about 15°C, o紙志r thawed at about 10數人°C. But it should not be 年又soaked in standing water; never pu開海t food in warm water to t對金haw. If the frozen meat is soake錢店d in water at 35 degre機好es Celsius to 40 degre校爸es Celsius for 3 hours, the surfac資要e temperature of 司美the meat has re身答ached about 25 de紙門grees Celsius, while the tempe分謝rature in the center is only abou對明t 0 degrees Celsius to 2 deg藍答rees Celsius. This not很外 only affects the restoration 算還of the original sh懂區ape, but also causes a large loss友都 of gravy and ra錢他pid bacterial reprodu腦也ction, and also suffers a lar關我ge loss of nutrients. In addition, a數哥fter some families遠看 take out the food from the ref冷懂rigerator and thaw it喝來, the remaining 腦討part is frozen twice or three times,內坐 which also affects the nutrition 懂妹of the food. To freeze food術吃 in the refrigerator, the exact林什 method is: wash the food, divide it能視 into several small piec兵多es according to the required am內山ount for each consumption, 那習wrap it in plastic呢土 wrap, and then freeze it. In明師 this way, you can ea報場t and take as m少作uch as you want, a服答nd avoid secondary freezing.
How to properly cook fr暗東ozen food?
First of all, once the froze我風n food is thawed,木地 it should be cooked immediately, 關人and the storage但山 time will cause the food to deteriorat工靜e and the loss of nutrie我村nts. Frozen meat such as fish will 麗區be restored by the activity o請電f microorganisms 書下and enzymes, causin村唱g deterioration. W如開hen the egg yol機得k is stored at 18 degrees Celsi雪章us for 2 hours, the number of 樂呢bacteria will increase by 2 t車友imes, 3 times in 4 hours, and more than中市 50 times in 8 hou慢能rs; frozen vegetables wil訊跳l turn yellow a不放fter thawing, and vitamin C will be de資訊composed. , its decomposition r空動ate is 2 times faster at 2地拿0 degrees Celsius than at 8 degree城遠s Celsius to 10 degrees Celsius.
The cooking temperature and time雜動 should be based on 報車the type of foo南國d, fresh water an他東d the like.
Generally speaking, use 呢機a high fire at the be數坐ginning of cooking, and switch to章喝 a low fire when i大草t is boiled. Such as vegetables should 劇友be stir-fried in空線 a hot pot, and t玩日he long cooking time will increase 上冷the loss of vitamin C.
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