Table 3. Sensory scores of lotus root snacks heated with different methods and conditions

Treatment1) Temperature/power Time Color Hardness Bitterness Appearance Crispness Taste Overall acceptability
OV 180 7 min 2.67±1.842)b3) 3.67±2.35b 1.87±1.25c 4.20±1.90b 1.33±0.49c 3.33±1.50c 2.27±1.33d
8 min 3.87±1.46b 4.07±1.94b 2.20±1.52c 5.27±2.28b 2.73±1.28b 3.73±1.53bc 3.53±1.88cd
9 min 5.87±1.96a 4.60±1.76ab 2.47±1.25c 7.73±1.44a 7.20±1.32a 6.73±1.79a 8.13±0.99a
190 7 min 3.47±1.64b 4.53±2.90ab 2.20±1.57c 5.07±1.87b 1.87±0.92b 3.40±1.55c 3.80±1.97c
8 min 6.00±1.31a 5.20±1.97ab 3.73±1.79b 4.13±1.77b 6.80±1.82a 4.87±2.26b 6.27±2.02b
9 min 6.87±2.85a 6.13±2.07a 6.33±1.95a 2.40±1.18c 6.47±2.29a 3.47±1.51c 4.00±2.51c
MW 850 2 min 1.67±0.98e 2.27±1.62c 2.53±2.00b 2.80±1.66c 1.33±0.62d 2.67±1.40b 2.13±1.19c
4 min 2.93±0.96d 3.67±1.99b 2.87±2.45b 3.60±1.45c 2.47±0.83c 3.80±1.15b 3.20±1.21bc
6 min 4.40±1.30c 5.80±1.21a 3.00±1.89b 5.13±1.36b 6.73±1.49b 6.20±1.61a 6.67±1.50a
8 min 5.00±1.20c 5.67±1.76a 2.93±1.58b 7.00±1.51a 7.60±0.91a 6.67±1.68a 7.27±1.03a
10 min 6.07±1.16b 6.20±1.86a 3.80±2.24b 6.13±1.51ab 7.60±1.24a 6.40±1.55a 6.40±1.72a
12 min 8.13±0.74a 6.93±2.09a 6.13±2.29a 3.80±1.90c 8.07±1.22a 3.67±2.09b 3.33±2.29b
AF 120 6 min 2.13±1.55c 3.00±2.36c 3.60±2.32b 4.07±1.91b 1.27±0.46e 2.33±0.98d 2.07±0.70c
8 min 3.00±1.25c 3.87±1.68bc 2.47±1.19b 3.53±1.60b 3.47±1.77d 4.13±1.55abc 4.27±1.71ab
10 min 4.60±1.24b 4.33±1.68bc 3.33±1.95b 5.87±2.07a 4.40±1.50c 4.53±1.30abc 5.33±1.88a
140 6 min 4.87±0.92b 4.40±1.88bc 3.60±2.26b 6.07±1.03a 3.27±1.39d 3.53±1.25bc 3.73±1.03b
8 min 6.67±1.11a 5.27±1.10ab 3.67±2.19b 6.53±1.41a 5.73±1.03b 4.80±1.57abc 5.27±1.62a
10 min 6.93±2.71a 6.07±2.28a 5.73±2.15a 2.93±1.16b 7.73±0.88a 3.13±1.55cd 3.40±2.38b
FR 170 60 sec 2.40±1.35c 3.13±2.17b 2.73±2.19b 3.80±2.04c 1.93±1.10c 4.07±1.28b 2.87±1.30b
70 sec 5.07±1.79b 5.27±2.12a 2.47±1.68b 6.40±1.18a 6.67±1.40a 6.27±1.44a 6.60±1.40a
80 sec 5.53±2.00ab 5.67±1.80a 2.73±1.71b 4.87±2.13bc 7.47±0.92a 6.40±1.72a 6.33±2.13a
180 60 sec 4.60±1.35b 5.27±1.53a 2.60±1.68b 5.60±1.40ab 5.47±1.64b 5.93±1.28a 5.47±1.60a
70 sec 6.00±1.51ab 5.87±2.00a 2.67±1.63b 6.80±1.26a 7.40±0.91a 6.40±1.06a 6.80±1.82a
80 sec 6.73±2.74a 5.40±2.59a 5.67±1.63a 3.80±1.78c 7.33±1.35a 4.53±1.68b 4.07±2.05b
OV, oven heating; MW, microwave heating; AF, air fryer heating; FR, oil frying heating.
Values are Mean±SD (n=3).
Means with different letters in the same column are significantly different by Duncan’s multiple range test (p<0.05).