Traditional Culture Encyclopedia - Hotel reservation - What foods should not be put in the refrigerator? Answer quickly, wait online.

What foods should not be put in the refrigerator? Answer quickly, wait online.

fruit

Banana: Banana will turn black and rot when stored below 12℃.

Fresh litchi: If litchi is left at 0℃ for one day, the peel will turn black and the pulp will turn sour.

Because tropical fruits are afraid of low temperature, they are not suitable for storage in the refrigerator. If refrigerated, they will "frostbite" the fruit, making its epidermis droop and appear dark brown spots, which not only lose nutrition, but also easily deteriorate. Immature fruits should not be put in the refrigerator, otherwise it will be difficult to ripen normally. The correct way is to store it in a cool and ventilated place and avoid light.

Vegetables: tomatoes

After being frozen at low temperature, tomatoes are blistered, soft and rotten, or cracked, with black spots on the surface, immature and tasteless, and even rotten in severe cases.

Cucumber and green pepper

Cucumbers and green peppers will be frozen and "injured" if they are kept in the refrigerator for a long time-turning black, soft and stale. Cucumbers also have sticky hairs. Because the temperature stored in the refrigerator is generally around 4℃ to 6℃, the suitable storage temperature of cucumber is 10℃ to 12℃, and green pepper is 7℃ to 8℃, so it is not suitable for long-term storage.

Yezicai

Because it is perishable after refrigeration. It's best not to put it next to the refrigerator.

The suitable storage temperature of Chinese cabbage, celery, onion and carrot is about 0℃.

The suitable storage temperature of cucumber, eggplant and tomato is between 7.2 ~ 10℃.

Pumpkin is suitable for storage above 10℃.

snack

Chocolate

After the chocolate in the refrigerator is taken out, frost flowers are easy to appear on the surface, which not only loses the original mellow taste, but also is beneficial to the reproduction of bacteria. Ruili Li said that the best temperature for storing chocolate is 5℃- 18℃. When the room temperature is too high in summer, it can be sealed with plastic bags first and then stored in the refrigerator. When you take it out, don't open it immediately, let it slowly return to room temperature before eating.

food

Ham:

If ham is stored in the refrigerator at low temperature, the water in it will freeze, the fat will precipitate, the ham meat will agglomerate or loosen, and the meat will become stale and perishable.

Bread:

During the baking process of bread, the starch linear segment in flour has aged, which is the reason why bread has elastic and soft structure. With the extension of storage time, the linear part of amylopectin in bread slowly associates, which makes the soft bread gradually harden. This phenomenon is called "aging". The speed of "aging" is related to temperature. At low temperature (above freezing point), bread will age faster, but after being put in the refrigerator, the degree of hardening will come faster.

Fish:

Fish in the refrigerator should not be stored for too long. The refrigeration temperature of household refrigerators is generally-15℃, and the best refrigerators can only reach -20℃. However, when the storage temperature of aquatic products, especially fish, is lower than -30℃, fish tissues will be dehydrated or undergo other changes. For example, crucian carp will be prone to rancidity, and its meat quality will change and it cannot be eaten. Therefore, fish stored in the refrigerator should not be kept for too long.

Remaining moon cakes:

Moon cakes are cakes made of flour, oil, sugar and nuts. Baked food should not be stored in the refrigerator. Although for some kinds of moon cakes, putting them in the refrigerator can prolong the shelf life, it will still affect the taste. This is because the starch in the raw materials of moon cakes will mature and soften after baking, but at low temperature, the mature starch will precipitate water and age (that is, "retrogradation"), making the moon cakes hard and the taste worse.

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When using the refrigerator, we must master the common sense of use, not only to ensure the extension of the service life of the refrigerator, but also to eat fresh and healthy food. We collected some problems that should be paid attention to when storing food in the refrigerator. What food can't be put in the refrigerator?

1/6 2/6 3/6 4/6 5/6 6 6/6 was broadcast to Tencent Weibo.

There are six taboos for storing and freezing food:

1, hot food must not be put into the running refrigerator.

2. The food should not be too full or too tight, and there should be a gap to facilitate cold air convection, reduce the load of the unit, prolong the service life and save electricity.

3. Food should not be mixed raw and cooked to maintain hygiene. According to the requirements of food storage time and temperature, the space in the box is reasonably utilized. Don't put the food directly on the surface of the evaporator, but put it in a vessel to avoid freezing on the evaporator, which is inconvenient to take out.

4. Fresh fish, meat and other foods cannot be put into the refrigerator without treatment. Fresh fish and meat should be packed in plastic bags and then stored in the refrigerator. Vegetables and fruits should be dried on the outer surface, placed at the bottom of the box and stored at zero temperature.

5. Bottled liquid drinks should not be put into the freezer to avoid freezing and cracking the packaging bottles. It should be stored in the refrigerator or on the door, preferably at around 4℃.

6. Refrigerators that store food should not store chemicals at the same time.