Method for long-term storage of tomato:
First, the cold storage method
Mature tomatoes should be refrigerated at 2 ~ 4℃ and kept fresh and nutritious within 10 days. If the temperature is too low, tomatoes will lose their flavor due to frostbite and rot quickly.
When tomatoes are refrigerated, they will emit a gas called "ethylene", which will ripen the vegetables and fruits together and shorten the shelf life. Therefore, it is best to put tomatoes alone or wrap them in fresh-keeping bags when they are refrigerated.
Second, quick freezing method
After buying it, wash it, dry the surface, put it in a food bag and then put it in the freezer of the refrigerator. After three hours, it basically froze. If you put it in the refrigerator, you can take it out and thaw it at any time in winter, and you can cook it. It's delicious and nutritious.
Third, the production method of tomato pulp
Wash it after buying it, dry the surface, choose a big bottle, cut the tomatoes into pieces, put the bottle in a steamer for 20 minutes, close the lid with heat, take it out to cool, and put it in the shade when there is no food. Cooking and making soup are all good choices. They are delicious.
Fourth, the baking method
Cook dried tomatoes in the oven and soak them when eating.
Extended data
The value of tomatoes
1. Doctors all over the world appreciate tomatoes. They are slightly cold in nature and sweet in taste, promoting fluid production to quench thirst, cooling blood and nourishing liver, clearing away heat and toxic materials, treating hypertension and scurvy, and preventing arteriosclerosis and liver diseases. According to Lu Chuan's Materia Medica, tomatoes "strengthen the stomach and help digestion, and cure thirst and loss of appetite."
2. Modern doctors also found that organic acids contained in tomatoes can soften blood vessels, promote the absorption of calcium and iron, and have astringent effect on intestinal mucosa.
3. Tomatoes also have beauty effects. Glutathione contained in tomato is an indispensable substance to maintain normal metabolism of cells, which can inhibit the activity of tyrosinase, make hypopigmentation deposited in skin and viscera disappear, and play a role in preventing butterfly spots or senile spots.
Reference: People's Daily Online-How to Preserve Tomatoes How to Preserve Tomatoes for a Long Time
References:
Baidu encyclopedia-tomato