Canned food, a unique landscape in the diet culture

Canned food ，having a history of more than two hundred years, has become a unique landscape in food culture. Tracing its origins, France At that time, Napoleon the Great led his troops to war, but the sea route was long and the food supply was scarce, and the soldiers suffered from illness due to lack of vegetables. To solve this problem, the French military food committee offered a huge reward to find a way to store food for a long time.

Therefore, a chef Nicolas Appert Ingeniously, he put properly processed food into glass bottles, sealed them, boiled them in boiling water, sealed them tightly with corks while hot, and then reinforced them with thread or wax to ensure a vacuum inside, so that the food could be preserved for a long time without spoiling.

Since then, canned food has gradually entered people's vision. After more than two hundred years of changes in civilization and industry, it has become a common practice and a basic consumer food worldwide.

In developed countries, per capita consumption is considerable such as about 90 kg in the United States ， about 50 kg in Europe ， Japan also reaches 23 kg 。

Looking back at China, when canned food first entered China, it was expensive, and most of them were canned fruits in syrup It was a good gift and once very popular. However, today, the types of canned food are increasing day by day, no longer limited to fruits, fish, and meat There are also sweet corn, seasoned asparagus, and grilled sweet peppers and other canned vegetables, gradually entering the homes of ordinary people.

Canned food Its value is not only in its convenience of consumption, but also in its unique preservation of freshness and nutrition. From the harvesting of raw materials to the processing of finished products, it takes only a few hours. The heating process slows down the chemical reactions inside fruits and vegetables, maximizing the preservation of the nutritional value of food 。

and the processing of canned food widely uses pasteurization, without the need for preservatives, truly achieving sterility . This technology is indeed the best choice for food preservation.