Characterization of surimi from mechanically deboned tilapia meat and fishburger preparation

Fabiola Helena dos Santos Fogaça, Fabrizia Sayuri Otani, Carolina De Gaspari Portella, Luiz Gonzaga Alves dos Santos-Filho, Léa Silvia Sant'Ana

Abstract


The aim of this study was to obtain products (surimi and fishburger) from mechanically separated meat (MSM) of Nile tilapia (Oreochromis niloticus), and evaluate its aspects chemical, microbiological, nutritional and sensory attributes. For fishburger preparation the MSM was submitted to successive washes cycles, to obtaining a protein concentrate defined as surimi. The composition of MSM and surimi was determined by analysis of moisture, protein, lipid and amino acid profile. Microbiological analysis were performed for Staphylococcus sp., coliforms at 45 ° C and Salmonella sp. Sensory analysis of fishburger was performed by the global acceptance testing, for evaluation of parameters such as general appearance, odor, flavor and texture. The surimi showed lower protein (14.81%) and lipid (7.15%) content and higher moisture (75.44%) compared to the MSM (P <0.05). The amino acid profile of MSM and surimi was similar, with high nutritional value caused by its essential amino acids presence. Microbiological analysis showed that the product was according with the sanitary standard required. Sensorial analysis determined notes near to 7.0 for appearance, flavor, odor, texture and overall acceptability. Based on these results, it is concluded that the surimi can be used in the preparation of fishburger by presenting desirable attributes for sensory, nutritional and microbiological parameters, and encourage the use of co-products generated in the tilapia filleting industry.


Keywords


Amino acids; Global test; Quality attributes; Minced.



DOI: http://dx.doi.org/10.5433/1679-0359.2015v36n2p765

Semina: Ciênc. Agrár.
Londrina - PR
E-ISSN 1679-0359
DOI: 10.5433/1679-0359
E-mail: semina.agrarias@uel.br
Este obra está licenciado com uma Licença Creative Commons Atribuição-NãoComercial 4.0 Internacional