How to keep sweet potatoes fresh, how to keep sweet potatoes fresh

Teach you how to preserve sweet potatoes.

Sweet potatoes will rot easily if they can't be saved, so teach you a good way to preserve sweet potatoes.

How to preserve cooked sweet potatoes.

1. Store in the refrigerator.

Steamed sweet potatoes are prone to bacterial growth, so when the temperature is high, you can let the steamed sweet potatoes cool and then put them in a crisper box, or a crisper bag, and put them directly in the refrigerator.

2. Sterilization and preservation.

When the temperature is lower than 15 degrees Celsius, you can steam the steamed sweet potatoes again, and after sterilization and disinfection, pack the sweet potatoes with a clean plate, put them in a ventilated place, and cover them with a cover to prevent insects.

There is a way to store raw sweet potatoes:

1. Indoor storage.

Sweet potatoes are afraid of cold, and when the temperature is too low, they will be frozen, forming a hard core, which is not cooked or boiled; If the temperature is too high, it will sprout again, and it is best to control the room temperature at about 15. Sweet potatoes are damp and can easily cause germs to attack and cause rot, so it is best to store them in a breathable wooden box. If there is no wooden box, a wooden board should be lined up in the place where the sweet potatoes are stacked and against the wall, and something should be covered on the potato pile to prevent moisture.

In the warm day, it is necessary to open the window appropriately for ventilation to keep the indoor air fresh, and to prevent cold air from blowing in. Sweet potatoes bought from the market are best left in the sun for a few hours to reduce the moisture of the wound and promote healing.

2. Well cellar storage.

Choose a place with high terrain, solid soil and low groundwater level, and dig a wellbore downward, generally about 1 meter in diameter and 5 6 meters deep in the wellbore. The size of the storage room can be determined according to the amount of storage. In the storage room, 10-15 cm thick dry sand should be padded, on which sweet potatoes are placed.

Sweet potatoes can only be filled to 70% in order to leave room for ventilation, otherwise they will rot aggravated by humidity and heat.

3. Slice drying and preservation.

Slice the sweet potatoes and dry them on the house or in a sunny, dry and ventilated place. Be careful not to be exposed to rain or snow. After drying, store it in a dry place indoors and soak it in water before eating.

1. Constant temperature storage in the library.

It is suitable for growers with large planting area and large storage quantity. The constant temperature storage can manually adjust the temperature and humidity in the warehouse, maintain the temperature at 10 15 degrees, and the humidity is about 90%, which is the best environment for storing sweet potatoes.

2. Cellar preservation.

The best storage temperature of sweet potatoes is about 15 degrees, and if the temperature is too high, sweet potatoes are easy to germinate, and if the temperature is too low, it is easy to cause freezing damage and reduce the quality. Therefore, the temperature of the rural cellar is exactly around 10 to 15 degrees, so it is very suitable for storing sweet potatoes. After the sweet potato is harvested, after drying for 3 5 days, the farmer growers should be packaged with bran husk or corn husk, a layer of bran, a layer of sweet potatoes, and sweet potatoes in the same layer, which should be separated by bran husks.

Count the banquet or spread a layer of dried fine sand under the cellar, and stack the red fiber potatoes in turn with silver layers, pay attention to the number of layers not too much, and leave room for ventilation.

3. Keep it in a carton.

Use a carton or turnover box, first dry the sweet potatoes and wrap them in paper, and then put them in the box in turn, and it is no problem to store them for half a year. Be careful not to hurt the skin of sweet potatoes.

Carton storage method.

Put the recovered sweet potatoes in a snakeskin bag, open the bag, and place them in a cool place, so that they can be stored for a long time, and then take them out if you want to eat them. Store in cardboard boxes or wooden boxes. Use a paper towel to supplement the bottom of the box, and then drain the sweet potatoes into it and put it in a shaded and cool place.

These two storage methods are simple and easy to store, sweet potatoes do not lose moisture, and they are kept fresh for a long time, I have been in a snakeskin bag for a month, and there is really no change. It is impossible to use up the sweet potatoes that you bought at once, so it is necessary to store them well.

Precautions for storing sweet potatoes

The cellar of sweet potatoes should choose a place with high terrain, good ventilation and no water seepage. The main thing is that the temperature is suitable, dry, humidity is suitable, etc. Ventilation and insulation, the air temperature is kept at 2-8 degrees. Sweet potatoes should be stored in a ventilated and dry place.

Sweet potatoes still maintain physiological activities such as respiration during storage after harvest. During storage, the ambient temperature is required to be 9 13, the humidity is controlled at about 85%, and there is sufficient oxygen. Storing sweet potatoes requires dry, cool, and low temperatures.

Sweet potato storage has corresponding requirements for ambient temperature, humidity and air composition: temperature 10 14, humidity 80 95%, oxygen and carbon dioxide in the air 15% and 5% respectively.

Place in a dry and ventilated place. Sweet potatoes are rich in beneficial ingredients and have a sweet taste. When storing sweet potatoes, you should pay attention to the sweet potatoes not to touch the water, which may cause the sweet potatoes to sprout, the temperature of the sweet potatoes should not be too high or too low, too low may make the sweet potatoes freeze and break the Chang key, and a certain amount of air is needed when storing sweet potatoes, so that the sweet potatoes will be sweeter and sweeter, and it is not recommended to put them in the refrigerator.