Table 4. Texture of yogurt-cheeses made from different blends during storage at 4℃.
Composition | Storage period (wk) | Cheese types | |||||
---|---|---|---|---|---|---|---|
Control | S1 | S2 | CF2 | SC1 | SC2 | ||
Springiness (m) | 0 | 0.77±0.09a | 0.71±0.10a | 0.71±0.05a | 0.88±0.08a | 0.79±0.02a | 0.78±0.10a |
1 | 0.77±0.17a | 0.67±0.18a | 0.67±0.08a | 0.84±0.10a | 0.71±0.03a | 0.70±0.03a | |
2 | 0.75±0.01a | 0.61±0.12b | 0.56±0.05b | 0.76±0.10b | 0.71±0.02a | 0.69±0.11a | |
Cohesiveness | 0 | 0.88±0.12a | 0.80±0.05a | 0.79±0.09a | 0.94±0.12a | 0.88±0.07a | 0.86±0.06a |
1 | 0.83±0.08a | 0.76±0.15a | 0.74±0.17a | 0.92±0.08a | 0.86±0.04a | 0.84±0.06a | |
2 | 0.73±0.03b | 0.69±0.09a | 0.64±0.01b | 0.87±0.03a | 0.75±0.02b | 0.73±0.07b | |
Chewiness (g) | 0 | 97.30±4.01a | 80.11±2.33a | 78.83±3.59a | 90.57±3.25a | 85.44±2.10a | 84.10±1.41a |
1 | 96.81±2.83a | 75.69±4.43a | 75.54±5.06a | 91.45±3.20a | 86.03±2.72a | 83.98±1.04a | |
2 | 83.12±1.66b | 65.06±2.73b | 65.17±2.53b | 79.43±2.30b | 75.19±1.01b | 72.03±0.96b | |
Brittleness (N) | 0 | 0.91±0.16a | 1.00±0.09a | 1.25±0.23a | 0.97±0.13a | 1.52±0.15a | 1.80±0.49a |
1 | 0.79±0.14b | 0.97±0.02a | 1.10±0.12b | 0.83±0.14b | 1.47±0.16a | 1.65±0.11b | |
2 | 0.64±0.08c | 0.80±0.05b | 0.93±0.05c | 0.78±0.05b | 1.26±0.13b | 1.53±0.60c | |
Fat (%) | 0 | 12.15±0.18a | 11.05±0.12a | 10.20±0.48b | 12.18±0.12b | 11.67±0.15a | 10.92±027a |
1 | 11.86±0.29b | 10.57±0.16b | 10.47±0.19a | 12.31±0.12a | 11.49±0.39b | 10.71±0.25b | |
2 | 10.85±0.19c | 9.49±0.18c | 8.97±0.21c | 11.76±0.16c | 9.78±0.18c | 9.57±0.17c | |
Titratable acidity | 0 | 0.110±0.19b | 0.145±0.08b | 0.160±0.01c | 0.082±0.03b | 0.141±0.12b | 0.150±0.10b |
1 | 0.111±0.04b | 0.159±0.06b | 0.174±0.11b | 0.099±0.07b | 0.152±0.10a | 0.154±0.03b | |
2 | 0.161±0.11a | 0.174±0.03a | 0.194±0.06a | 0.159±0.09a | 0.156±0.10a | 0.163±0.06a |
a-cValues with different letters in the same column are significantly different (p<0.05).
Control, cheese made from raw milk; S1, cheese made from raw milk mixed with 10% soy milk; S2, cheese made from raw milk mixed with 20% soy milk; CF2, cheese made from ultrafiltrated milk; SC1, cheese made from ultrafiltrated milk mixed with 10% soy milk; SC2, cheese made from ultrafiltrated milk mixed with 20% soy milk.