L* Top crust a* Top crust b* Top crust E Top crust L* Bottom crust a* Bottom crust b*Bottom crust E Bottom crust
Control 40.09 ± 2.61a -7.32 ± 1.32a 36.78 ± 3.98a 53.67 ± 2.51a 39.75 ± 1.84a -4.47 ± 0.51a 35.87 ± 2.02a 55.02 ± 2.05a
5%GSP 30.64 ± 1.74b -4.72 ± 1.74b 24.30 ± 4.31bc 42.53 ± 2.53b 31.05 ± 0.64b -4.39 ± 1.32a 28.62 ± 3.69b 39.48 ± 4.04b
10%GSP 29.23 ± 0.90b -4.08 ± 0.80b 26.29 ± 0.74b 37.81 ± 0.44c 28.23 ± 0.20c -4.59 ± 0.44a 24.39 ± 0.63c 39.56 ± 0.65b
15%GSP 21.64 ± 1.07c -3.99 ± 0.40b 20.44 ± 0.54c 29.86 ± 2.39d 20.51 ± 0.67d -3.58 ± 0.82b 21.36 ± 2.56c 30.05 ± 0.63c
20%GSP 21.32 ± 0.22c -3.00 ± 0.39b 19.22 ± 0.63c 23.38 ± 1.32e 16.38 ± 1.21e -2.50 ± 0.23b 16.48 ± 0.76d 28.87 ± 0.53c
Different letters in columns show significant (p<0.05) differences between means
Table 1: Colorimetric parameters of top and bottom crust of bread samples