Table 2.
Stability test and colour measurement of mayonnaise prepared with RBO and SO
Sl no | Refined oil | Rice bran oil (RBO) | Sesame oil (SO) | Stability ratio (%) | Instrumental colour measurement | ||||
---|---|---|---|---|---|---|---|---|---|
27 °C | 80 °C | L* | a* | b* | ΔE | ||||
1 | 100* | – | – | 96.48 ± 0.02d | 90.21 ± 0.14f | 72.86 ± 0.11d | 1.96 ± 0.02g | 21.98 ± 2.15b | 28.63 ± 2.14d |
2 | 100 | – | – | 98.89 ± 0.12e | 95.48 ± 0.11h | 79.92 ± 0.13f | 0.54 ± 0.12b | 10.85 ± 1.18a | 17.77 ± 2.31a |
3 | – | 100 | 99.53 ± 0.04f | 94.12 ± 0.27g | 77.28 ± 0.24e | 0.71 ± 0.01c | 22.54 ± 2.91b | 25.05 ± 2.39c | |
4 | – | 90 | 10 | 98.65 ± 0.11e | 97.13 ± 0.13j | 73.39 ± 0.31d | 0.12 ± 0.01a | 25.46 ± 2.34d | 23.64 ± 2.01b |
5 | – | 80 | 20 | 98.49 ± 0.37e | 96.12 ± 0.15i | 73.75 ± 0.12d | 0.93 ± 0.01d | 21.19 ± 1.63b | 23.27 ± 2.18b |
6 | – | 70 | 30 | 97.27 ± 0.13d | 95.39 ± 017h | 73.19 ± 0.19d | 1.05 ± 0.03d | 22.15 ± 1.58b | 23.83 ± 1.98b |
7 | – | 60 | 40 | 92.1 ± 0.27c | 88.03 ± 0.41e | 70.13 ± 0.34c | 1.74 ± 0.21f | 23.66 ± 1.78c | 36.41 ± 1.64e |
8 | – | 50 | 50 | 89.18 ± 0.32b | 75.94 ± 0.22d | 69.87 ± 0.28bc | 1.32 ± 0.14e | 23.94 ± 2.31c | 36.77 ± 1.18e |
9 | – | 40 | 60 | 54.22 ± 0.22a | 58.16 ± 0.37c | 69.72 ± 0.15bc | 1.79 ± 0.02f | 23.11 ± 2.09c | 36.37 ± 1.42e |
10 | – | 30 | 70 | 54.99 ± 0.31a | 55.65 ± 0.39b | 68.23 ± 0.17ab | 1.29 ± 0.17e | 23.36 ± 2.11c | 28.79 ± 3.01d |
11 | – | 20 | 80 | 54.56 ± 0.18a | 55.44 ± 0.11b | 67.88 ± 0.21a | 2.04 ± 0.14g | 23.31 ± 2.96c | 37.92 ± 2.52e |
12 | – | 10 | 90 | 54.93 ± 0.14a | 53.69 ± 0.15a | 68.54 ± 0.11ab | 2.35 ± 0.02h | 22.39 ± 2.35b | 36.86 ± 2.63e |
13 | – | 0 | 100 | 54.82 ± 0.28a | 53.18 ± 0.19a | 72.61 ± 0.18d | 1.66 ± 0.13f | 21.38 ± 2.14b | 24.42 ± 2.18b |
*Contains egg, all the rest with xanthan gum, values in the same column with different superscripts differ significantly (p < 0.05)