Table 2. Physicochemical attribute of sous-vided restructured goat steak at different sous-vide processes
Parameters | Values after sous-vide treatment | SEM | p-values |
60°C for 47 min | 65°C for 12 min | 70°C for 3 min |
pH | 5.85 | 5.84 | 5.68 | 0.09 | 0.125 |
Sous-vide loss (%) | 20.71A | 24.62B | 29.22C | 0.47 | 0.001 |
Surface shrinkage (%) | 13.21A | 17.93B | 22.37C | 0.59 | <0.001 |
CIE L* (lightness) | 35.93A | 37.16B | 38.10C | 0.37 | 0.019 |
CIE a* (redness) | 8.74C | 7.98B | 6.48A | 0.53 | 0.031 |
CIE b* (yellowness) | 10.80 | 11.43 | 11.74 | 0.66 | 0.372 |
C (chroma) | 13.89 | 13.95 | 13.41 | 0.82 | 0.754 |
h° (hue angle) | 50.96A | 55.14B | 61.13C | 1.08 | 0.002 |
Shear force (N) | 21.89A | 27.19B | 29.76B | 4.45 | 0.004 |
Hardness (N) | 15.19A | 19.58B | 23.31C | 3.41 | 0.006 |
Cohesiveness (ratio) | 0.71 | 0.65 | 0.73 | 0.06 | 0.072 |
Gumminess (N) | 10.44A | 12.35B | 14.52C | 0.85 | <0.001 |
Springiness (ratio) | 0.81 | 0.83 | 0.85 | 0.06 | 0.180 |
Chewiness (N) | 8.71A | 10.03B | 12.35C | 1.01 | <0.001 |
Different superscript letters (A–C) within the same row mean indicate significant differences among sous-vide processes (p<0.05).