Channel catfish ictalurus punctatus deepfreezed fillets and processing technique

Abstract

The present invention discloses one kind of fast frozen white delicious fish fillet of spotted forked-tail Leiocassis longirostris and its production process. The production process includes the steps of temporarily raising, killing to eliminate blood, slicing, eliminating skin, trimming, soaking to sterilize, loading into tray and quick freezing, grading, coating with ice, packing, etc. The production process features complete elimination of blood, low temperature of fish fillet in icy water at 0-4 deg.c, soaking fish fillet in ozone icy water and ultralow temperature quick freezing at below -35 deg.c. The production process has high fish fillet yield and less nutrient loss, and the produced fish fillet is white, translucent and delicious.

Description

Technical field: [0001] The invention relates to the processing of aquatic products, in particular to a quick-frozen channel catfish fillet and a processing technique thereof. Background technique: [0002] Spotted catfish (Ictalurus Punctatus), also known as channel catfish or river catfish, is native to the Mississippi River in the United States, and is mainly distributed in Lake Erie, Lake Ontario, Lake Ann Ida, and other rivers and subsidiary waters as the main freshwater fish. In recent years, many countries in the world have introduced and cultivated it. my country was first introduced from the United States by Hubei Province in 1984. At present, it is cultivated in both north and south of my country. Channel catfish is a large freshwater fish. The largest individual can reach more than 35 kilograms. It has high meat content, rich protein and vitamin content, tender meat and delicious taste. It is very popular among consumers in the United States, Canada and many other...

AI Technical Summary

Problems solved by technology

Second, low temperature soaking