• Korean journal of food and cookery science
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• v.20 no.2
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• pp.158-163
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• 2004

The purpose of this study was to determine the organoleptic properties of mushroom pickles made at various compounding ratios according to central composite design for optimum organoleptic properties. In this study, various kinds of mushroom pickle were made at different compounding ratios of vinegar, sugar and salt-critical ingredients of the pickle recipe and the products were presented to an expert panel, who graded the subjects in 7 degrees for 5 items: color, flavor, hardness, taste and overall quality. As a result of sensory quality, mushroom pickles with 300g of vinegar, 150g of sugar and 60g of salt achieved the highest grade. Meanwhile, the results of Response Surface Methodology were different from the sensory quality results, showing that the optimum mixing conditions for overall organoleptic properties of mushroom pickle were 279.58g of vinegar, 179.34g of sugar and 59.09g of salt. (Ed- based on this conflict in results, I suggest that you make a final recommendation, of either the first, the second, or perhaps an intermediate, ratio)

• Journal of the Korean Society of Food Science and Nutrition
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• v.29 no.5
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• pp.752-757
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• 2000

Response surface methodology was used to optimized soaking and roasting conditions and monitor organoleptic properties of roasted Platycodon grandiflorum tea. In soaking and roasting processes based on the central composite design with variations in threonine/sucrose concentration for soaking of Platycodon grandiflorum, roasting temperature and roasting time, coefficients of determination ($R^2$) of the models were above 0.86(p<0.05) in organoleptic properties. The maximum conditions predicted for each corresponding organoleptic properties of roasted Platycodon grandiflorum tea were 1.64% threonine concentration, 137.83$^{\circ}C$ and 27.76 min in aroma, 1.46% threonine concentration, 136.1$0^{\circ}C$ and 25.19 min in taste, and 1.39% threonine concentration, 136.44$^{\circ}C$ and 29.05 min in overall flavour. The optimum condition ranges for organoleptic properties of roasted Platycodon grandiflorum tea were soaking in 1.40~1.64% threonine concentration, and roasting at 136.10~137.9$0^{\circ}C$ for 25.19~29.00 min.

• Journal of the Korean Society of Food Science and Nutrition
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• v.28 no.6
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• pp.1269-1274
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• 1999

Four dimensional response surface methodology was applied to determine the optimum conditions on organoleptic properties to develop red pepper jam into Korean type jam. The organoleptic color of red pepper jam showed maximum score of 8.08 in 14.24g pectin, 256.2g sucrose and 8.31ml citric acid(50% citric acid solution). The organoleptic taste of red pepper jam showed maximum score of 6.77 in 14.23g pectin, 202.1g sucrose and 8.19ml citric acid. Optimum conditions on the organoleptic mouth feel of red pepper jam were 14.34g in pectin, 255.6g in sucrose and 8.39ml in 50% citric acid solution. Maximized overall palatability of red pepper jam was 7.25 in 14.15g pectin, 257.08g sucrose and 8.19ml of 50% citric acid solution. The optimum preparation condition ranges on organoleptic properties of red pepper jam were 14.0~15.5g pectin, 225.0~257.0g sucrose and 8.0~8.2ml of 50% citric acid solution.

• Journal of the Korean Society of Food Science and Nutrition
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• v.27 no.6
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• pp.1132-1136
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• 1998

The optimum mixing conditions of kochujang(persimmon kochujang) added persimmon puree was optimized by four dimensional response surface methodology. The organoleptic color of persimmon kochujang showed the maximum score in 86.74g red pepper powder, 133.51g persimmon puree and 26.31g salt. The organoleptic aroma persimmon kochujang showed the maximum score in 83.48g red pepper powder, 135.38g persimmon puree and 24.50g salt. The organoleptic taste of persimmon ko chujang showed the maximum score in 85.09g red pepper powder, 133.61g persimmon puree and 25.57g salt. The overall palatability of persimmon kochujang showed the maximum score in 82.99g red pepper powder, 133.10g persimmon puree and 25.47g salt. The optimum mixing conditions for overall orga noleptic properties of persimmon kochujang were 83.00g red pepper powder, 133.00g persimmon puree and 25.00g salt.

• Journal of the Korean Society of Food Science and Nutrition
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• v.26 no.5
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• pp.831-837
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• 1997

Response surface methodology(RSM) was applied in roasting processes of Polygonatum odoratum roots in order to monitor Hunter color parameters and to optimize organoleptic properties of the tea. In roasting processing based on the central composite design with variations in roasting temperature (110~19$0^{\circ}C$) and roasting time(15~75min), coefficients of determinations($R^{2}$) of the models were above 0.9827(p<0.01) in Hunter color parameters and above 0.7748 in organoleptic properties. Hunter color L and $\Delta$E values of the powdered samples decreased with the roasting processes, whereas Hunter color a and b values increased up to around 59 min at 136$^{\circ}C$ and thereafter showed a decreased tendency. Organoleptic qualities on color, taste and aroma of Polygonatum odoratum tea were improved along with roasting processes, thereby estimating the optimum roasting conditions by RSM for the maximized qualities of organoleptic properties as a range from 127$^{\circ}C$ to 135$^{\circ}C$ and from 60min to 66 min. Hunter color a value(redness) was found to generate a similar response surface to that of organoleptic properties, showing the possibility of quality index in roasting processes of Polygonatum odoratum roots.

• Journal of Dairy Science and Biotechnology
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• v.40 no.2
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• pp.76-85
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• 2022

Broccoli sprouts are an excellent source of health-promoting phytochemicals, such as glucosinolates, phenols, and vitamins. In this investigation, oil extracted from broccoli was adjusted to various concentrations (control, 1%, 2%, 3%, 4%, and 5%, respectively) and added directly to dairy products (cow milk, yoghurt, and kefir) and non-dairy products (soy milk), and their organoleptic properties assessed. The results showed that when the amount of broccoli oil was increased, the organoleptic properties (texture, color, and flavor) and overall acceptability tended to decrease. Cow milk, yoghurt, kefir, and soymilk supple-mented with 1% broccoli oil showed the best organoleptic properties when compared to the control group. The fermented products such as yoghurt and kefir with added broccoli oil showed good organoleptic properties. Overall, the results of this study provide evidence for the use of broccoli oil in dairy and non-dairy products. Further research will be required to assess the various physiological active functions of broccoli oil.

• Food Science of Animal Resources
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• v.42 no.4
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• pp.593-608
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• 2022

The effect of hot-air dried Lentinula edodes pileus (DLE) on the quality and organoleptic properties of rolled-dumplings was evaluated. DLE was prepared by drying at 60℃ for 24 h and added (Non, 7%, and 9%) to rolled-dumplings. The proximate composition, pH, color (CIE L^*, a^*, b^*), and cooking yield were analyzed. Texture profile analysis, electronic-nose (e-nose), electronic-tongue (e-tongue), and organoleptic evaluation were also conducted. The cooking yield of dumplings with 9% DLE was significantly lower than that of the congeners without DLE, whereas 7% DLE did not lead to significant differences compared without DLE. With increasing DLE addition, the pH and lightness of the dumplings decreased significantly, whereas the redness tended to increase. The texture profile was significantly higher for the dumplings with DLE compared to those without DLE. E-nose analysis confirmed that DLE addition led to the positive odors (methanethiol: meaty, sulfurous; 3-methylbutanal: malty, toasted) and the negative odors (trimethylamine: ammoniacal; acetic acid: acidic, sour). E-tongue analysis showed that DLE addition decreased the intensity of the sourness and increased the intensity of the saltiness and umami of rolled-dumplings. DLE addition improved the overall organoleptic properties, but 9% DLE can be recognized as a foreign substance in organoleptic acceptance. Consequently, DLE has the potential to serve as a flavor and odor enhancer for rolled-dumplings, and the addition of DLE can positively improve consumer acceptance by improving the quality and organoleptic properties.

• Food Science and Preservation
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• v.11 no.1
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• pp.130-133
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• 2004

This study was carried out to observe the change of organoleptic properties of the juice prepared with various heating temperature and heating time. Organoleptic color showed maximum value at 94.95$^{\circ}C$ and 21.63 min and organoleptic aroma showed maximum value at 63.14$^{\circ}C$ and 20.38 min. Organoleptic taste showed maximum value at 96.63$^{\circ}C$ and 14.31 min and overall palatability showed maximum value at 97.18$^{\circ}C$ and 14.55 min. The best condition was 98$^{\circ}C$(heating temperature) and 13 min(heating time) at organoleptic evaluation of oriental melon juice.

• Journal of Dairy Science and Biotechnology
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• v.38 no.2
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• pp.59-69
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• 2020

This study was conducted to evaluate the chemical and organoleptic properties of some dairy products supplemented with different concentrations of propolis (0%, 0.5%, 1.0%, 1.5%, and 2.0%). There was no significant difference between pH values of the treated and control groups. All samples were tested using 20 evaluators divided in five categories. Compared to the control, the best organoleptic test results were obtained for market milk, yoghurt, and Kefir supplemented with 0.5% propolis. Statistical difference was observed in the taste, flavor, color, texture, and overall acceptability of market milk, yoghurt, and Kefir between the treated and control groups (p<0.05). However, as propolis has a strong aromatic flavor, it should be supplemented in small amounts, so as not to affect the organoleptic properties of the product. In conclusion, this study provides useful information for the development of functional dairy products using propolis.

• Food Science and Preservation
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• v.10 no.4
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• pp.470-475
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• 2003

The response surface methodology was performed by central composite design for moisture content, titratable acidity, hunter's color value and organoleptic properties based on drying temperature and time of Citrus, to apply basic data to preparation of dried Citrus. Moisture content, b value and organoleptic color were affected by drying temperature ; That decreased with increase of drying temperature. Titratable acidity was affected by drying time. Organoleptic flavor and taste were affected by drying temperature and time. The optimum drying conditons for organoleptic taste were 67.56$^{\circ}C$ in drying temperature and 8.06 hr in drying time.