1. The long-term preservation method of silkworm cocoons and pupae is to freeze them in the refrigerator. First, soak the silkworm chrysalis in salt water for 2-3 hours, clean the nests and belly folds of its forelimbs, then seal the silkworm chrysalis with plastic bags and freeze it in the refrigerator for about half a year.

2, silkworm chrysalis, also known as bees, original silkworm chrysalis, late silkworm chrysalis. Silkworm pupae are pupae insects that become cocoons after silkworms spin silk and form cocoons. Suitable for cooking, frying, frying, frying and other cooking methods. Common dishes include crispy silkworm chrysalis, boiled silkworm chrysalis, stewed silkworm chrysalis and cumin silkworm chrysalis.