1. Can crayfish kill parasites when cooked for 30 minutes? Crayfish can kill parasites when cooked for 30 minutes.
Crayfish live in permanent rivers, swamps or temporary habitats in ditches and ponds all the year round, carrying a large number of bacteria and parasites. Be sure to kill the parasites when eating. High temperature can kill crayfish parasites, but the specific time needs to be determined according to the actual combustion temperature. The parasite of crayfish was killed at a water temperature of about 70 degrees. If the water temperature is 100 degrees, the killing time will be shorter at 10-20 minutes.
Second, how to kill crayfish parasites by high-temperature cooking.
Lobsters like to live in rocks, aquatic plants and mud. Its diet is very miscellaneous, feeding on aquatic plants, shellfish, zooplankton, fish and shrimp carcasses, and it is easy to be polluted by parasites. The main component of this parasite is protein. Protein degenerated after high temperature, and the parasite died after denaturation in protein. So generally speaking, parasites will die, and high temperature can kill parasites in lobsters.
The temperature of hot oil is above 250 degrees, which can kill lobster parasites. The common practice of crayfish is to fry it in oil pan and then cook it with seasoning. Under such strict cooking conditions, parasites in lobsters have been eliminated.
Third, how to eat crayfish is the safest 1. Cleanliness If you want to eat crayfish safely, you must thoroughly wash crayfish, constantly wash them in water, and then breed them in clean water until the water becomes clear.
2. Cook the lobster for 10 minutes. Don't fry it, because it can't be cooked thoroughly, which will easily lead to parasites still in crayfish. Therefore, it is suggested to fry in the oil pan for a while, and then stir-fry in the water for no less than 10 minute, so that it can be disinfected at high temperature.
3, you must eat fresh live lobsters before going to the head. Dead lobsters not only have a strong smell, but also contain a lot of bacteria. In addition, the head of crayfish should be removed, because the head of lobster contains organs such as liver, stomach and gills, and there are many pollutants, including parasites.