Table 8.
Color attributes of biscuit produced from composite flour of wheat, African yam bean and tigernut.
Sample | L* | a* | b* | C | H | Browning Index |
---|---|---|---|---|---|---|
WTY | 57.23 ± 0.05c | 13.40 ± 0.01d | 23.01 ± 0.05d | 26.63 ± 0.05d | 59.78 ± 0.05d | 17.65 |
TWB | 59.52 ± 0.03a | 13.55 ± 0.01b | 24.61 ± 0.06c | 28.10 ± 0.05b | 61.16 ± 0.05a | 17.65 |
ATW | 58.93 ± 0.07b | 13.98 ± 0.01a | 25.24 ± 0.07b | 28.86 ± 0.06a | 61.01 ± 0.06b | 17.65 |
BTT | 56.90 ± 0.01d | 13.44 ± 0.01c | 27.28 ± 0.07a | 26.89 ± 0.05c | 60.00 ± 0.07c | 17.65 |
Values are means ± standard deviation of three determinations. Means in the same column with different superscript are significantly different (p < 0.05). WTY – 100 % wheat flour, TWB – 70 % wheat flour +25 % African yam bean flour +5 % tigernut flour, ATW - 70 % wheat flour +20 % African yam bean flour +10 % tigernut flour, BTT - 70 % wheat flour +15 % African yam bean flour +15 % tigernut flour.