Table 1. pH and color characteristics of sous-vide and dry-oven cooked pork loin hams formulated with various sugars
Trait | Control (without sugar) | Treatment (w/w) | Significance of p value |
0.5% molasses | 0.5% allulose | 0.5% xylose |
pH (cooked) | 5.79±0.02bc | 5.82±0.01ab | 5.86±0.02a | 5.76±0.12c | 0.001 |
Surface color | | | | | |
CIE L* (lightness) | 44.13±1.07a | 36.87±0.29b | 32.93±0.31c | 30.82±0.29d | <0.001 |
CIE a* (redness) | 11.92±0.73c | 10.97±0.46c | 17.48±0.38b | 19.33±0.32a | <0.001 |
CIE b* (yellowness) | 16.36±1.04a | 10.28±0.37c | 12.91±0.23b | 12.48±0.43b | <0.001 |
Cross-section color | | | | | |
CIE L* (lightness) | 68.81±0.33a | 64.43±0.40c | 66.81±0.11b | 59.67±0.23d | <0.001 |
CIE a* (redness) | 9.76±0.12c | 10.85±0.15b | 9.44±0.46c | 11.78±0.13a | <0.001 |
CIE b* (yellowness) | 6.92±0.13b | 8.98±0.16a | 5.16±0.18c | 7.18±0.24b | <0.001 |
The salt concentration of all treatments was equally fixed as 2% (w/w) with the 15% pumping ratio.
Means sharing the same superscript letter within a row are not significantly different at p<0.05 by Duncan’s multiple range test.