Quick-freeze sea urchin with shell and preparation method thereof

Abstract

The invention relates to a preparation method of quick-freeze sea urchin with shells, comprising the following steps successively: opening the shell of the sea urchin with a hole of which the diameter is 3 to 4. 5cm at the mouth part of the sea urchin; using non-iodized edible refined salt to prepare salt water of which the concentration is 3 to 4% to rinse the sea urchin; freezing the sea urchin quickly, then packaging the sea urchin, paving a cold accumulating bag at the bottom of the wrapper, paving the sea urchin after the upper layer of the cold accumulating bag is paved with sponge, and paving plastic wrap and sponge on each layer of the sea urchin. The invention also relates to quick-freeze sea urchin with shells prepared by the method. By adopting the preparation method in the invention, the quick-freeze sea urchin with shells not only can be ensured fresh but also can be stored for a long while, thereby obtaining the quick-freeze sea urchin with shells capable of being eaten freshly and being stored for a long while.

Description

technical field [0001] The invention relates to a frozen aquatic product, in particular to a quick-frozen shelled sea urchin and a preparation method thereof. Background technique [0002] Aquatic products are becoming more and more popular because of their rich nutrition and delicious taste. With the improvement of living standards, consumers are increasingly pursuing high-quality and diversified products, especially sea urchins among seafood products. The edible part of sea urchin is the gonad in its body cavity, which is called sea urchin egg, also known as gonad or sea urchin paste. Sea urchin eggs are not only delicious, but also rich in nutrients, including protein, fat, and vitamins A, D, and B 1 , B 2 , and calcium, phosphorus, iron and a variety of amino acids and other nutrients that are very beneficial to the human body. Sea urchin also has high medicinal value. Sea urchin eggs contain high fatty acids. It is a good medicine for preventing certain cardiovascula...

AI Technical Summary

Problems solved by technology

[0003] However, fresh sea urchins and live products are not easy to preserve, and because of the restrictions of production seasons and production areas, it is difficult to meet the market's large demand for fresh sea urchins.

At present, the gonads of sea urchins are usually pickled and processed into sea urchin sauce, alcohol sea urchins, or salted sea urchins, which are changed in terms of nutrients, senses, shapes, flavors, etc., and lose the original characteristics of sea urchins, especially Compared with fresh sea urchin