• Title/Summary/Keyword: cooked characteristics

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Effect of Fermented Spinach as Sources of Pre-Converted Nitrite on Color Development of Cured Pork Loin

  • Kim, Tae-Kyung;Kim, Young-Boong;Jeon, Ki-Hong;Park, Jong-Dae;Sung, Jung-Min;Choi, Hyun-Wook;Hwang, Ko-Eun;Choi, Yun-Sang
    • Food Science of Animal Resources
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    • v.37 no.1
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    • pp.105-113
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    • 2017
  • The effect of fermented spinach extracts on color development in cured meats was investigated in this study. The pH values of raw cured meats without addition of fermented spinach extract or nitrite (negative control) were higher (p<0.05) than those added with fermented spinach extract. The pH values of raw and cooked cured meats in treatment groups were decreased with increasing addition levels of fermented spinach extract. The lightness and yellowness values of raw cured meats formulated with fermented spinach extract were higher (p<0.05) than those of the control groups (both positive and negative controls). The redness values of cooked cured meats were increased with increasing fermented spinach extract levels, whereas the yellowness values of cooked cured meats were decreased with increasing levels of fermented spinach extract. The lowest volatile basic nitrogen (VBN) and thiobarbituric acid reactive substances (TBARS) values were observed in the positive control group with addition of nitrite. TBARS values of cured meats added with fermented spinach extract were decreased with increasing levels of fermented spinach extract and VBN values of curing meat with 30% fermented spinach extract was lower than the other treatments. Total viable bacterial counts in cured meats added with fermented spinach extract ranged from 0.34-1.01 Log CFU/g. E. coli and coliform bacteria were not observed in any of the cured meats treated with fermented spinach extracts or nitrite. Residual nitrite contents in treatment groups were increased with increasing levels of fermented spinach extract added. These results demonstrated that fermented spinach could be added to meat products to improve own curing characteristics.

Impacts of post-mortem ageing prior to freezing on technological and oxidative properties of coarse ground lamb sausage in a model system

  • Choe, Juhui;Kim, Hyun-Wook;Farouk, Mustafa M.;Kim, Yuan H. Brad
    • Asian-Australasian Journal of Animal Sciences
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    • v.30 no.7
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    • pp.1021-1028
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    • 2017
  • Objective: The objective of this study was to evaluate the effects of ageing time of lamb loins prior to freezing on technological characteristics and oxidation stability of coarse ground lamb loin sausage using in a model system. Methods: Lamb loins (M. longissimus lumborum, n = 25) were aged at $-1.5^{\circ}C$ for 0, 1, 2, 3, and 8 wk and then frozen for the remaining days (a total of 30 wk). The aged/frozen/thawed lamb loins were ground, and model sausages were formulated with 75% aged/frozen/thawed lamb loin, 25% water, 1.5% sodium chloride (NaCl) and 0.3% sodium tripolyphosphate. The pH and thaw/purge loss of aged/frozen/thawed lamb loins were evaluated, and protein functionality (protein solubility and emulsifying capacity), water-holding capacity and textural properties of model sausages were determined. Cooked model sausages were vacuum-packaged in a plastic bag and displayed under continuous fluorescent natural white light ($3^{\circ}C{\pm}1^{\circ}C$). Colour and lipid oxidation of the cooked model sausages were evaluated on 0 and 21 d of display storage. Results: Ageing prior to freezing had no impact on pH and purge/thaw loss of lamb loins and the colour of cooked sausages (p>0.05) made from the loins. Lamb loins aged for at least 3 wk prior to freezing numerically improved total and myofibrillar protein solubilities (p>0.05) and emulsion activity index (p = 0.009) of meat batter, but decreased cooking loss (p = 0.003) and lipid oxidation (p<0.05) of model sausages. Conclusion: This study suggests that post-mortem ageing of raw meat prior to freezing could improve water-holding capacity and lipid oxidative stability of sausage made from the meat.

Characteristics of Wax Gourd Juice-added Dry Noodles (동아즙을 첨가한 국수의 품질 특성)

  • Hong, Sun-Pyo;Jun, Hyun-Il;Song, Geun-Seoup;Kwon, Kyoung-Soohn;Kwon, Yong-Ju;Kim, Young-Soo
    • Korean Journal of Food Science and Technology
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    • v.36 no.5
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    • pp.795-799
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    • 2004
  • Noodles were prepared by adding 25, 50, 75, and 100% wax gourd juice to wheat flour, and effects of added wax gourd juice on dough rheology and cooking and noodle qualities were examined. Initial pasting temperature, and peak and final viscosities increased with addition of wax gourd juice. Water absorption and dough weakness, and cooked weight, moisture absorption, cooked volume, and cooking loss of noodleincreased, but dough development time and dough stability decreased with increase in wax gourd juice content. Hardness, cohesiveness, and gumminess of cooked noodles increased significantly with increase in war gourd juice content. Sensory evaluation results reveal noodles containing 25 and 50% wax gourd juices have higher qualities than other types.

Quality improving effect of dries noodle according to treatment of pine needle seasoning oil (솔잎향미유 처리에 의한 건면의 품질개선 효과)

  • 손무호
    • Culinary science and hospitality research
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    • v.7 no.2
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    • pp.181-194
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    • 2001
  • Dried noodles was manufactured by wheat flour and saline solution mixture. At this time, saline solution mixture was used for simple saline solution and mixture(blending ratio of PNSO and emulsifier=2:1, w/w) of both pine needle seasoning oil (PNSO) manufactured by autoclaving method and food emulsifier. Water absorption ratio, volume expansion ratio and water soluble solid matters content were decreased, but cooking time was prolonged, respectively. According to, suitable treating amount of PNSO was 2-3%(w/w) level. On organoleptic test, the peculiar green color was appeared in cooked noodles of PNSO treating groups. The surface was slickly, chewy rheology and texture were improved at PNSO treating cooked noodle. During 20-30 minutes after cooking, chewy characteristics was maintained the treating groups more than PNSO 2%(w/w). At the result, this PNSO treatin dried noodle samples were suitable at the institutional food service as well as dining hal1 for the case of large scale's kitchen work.

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Quality characteristics on noodle added with Pholiota adiposa mushroom powder (검은비늘버섯 첨가에 따른 국수의 품질 특성)

  • 김기식;주선종;윤향식;홍지선;김은수;박성규;김태수
    • Food Science and Preservation
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    • v.10 no.2
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    • pp.187-191
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    • 2003
  • The effects of mushroom powder fer noodle pasty and noodle were investigated The peak viscosity of control was higher than that of added mushroom powder. The water absorption in farinograph slightly increased with the addition of mushroom powder. Decrease of lightness(L) and increase of redness(a) and yellowness(b) were shown with the increase of mushroom powder in wheat flour mushroom powder composite as well as noodles paste and wet noodles. The weight and volume of cooked noodles were decreased, but the turbidity of soup were not different with the addition of mushroom powder. The cohesiveness, springiness and chewiness of cooked noodles were increased with the addition of mushroom powder. The results of sensory evaluation cooked noodles showed that the wet noodles with high quality could be produced by 3∼5% addition of Pholiota adiposa powder.

Maternal correlates of vegetable preference and consumption in preschool-aged children

  • Park, Mi-Hye;Bae, Yun-Jung;Choi, Mi-Kyeong
    • Journal of Nutrition and Health
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    • v.54 no.1
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    • pp.54-66
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    • 2021
  • Purpose: Considering the various health benefits of vegetables, it is necessary to identify maternal correlates of vegetable preference and consumption in children for shaping desirable vegetable-related eating habits. This study aimed to investigate the maternal factors related to vegetable preferences and consumption in preschool-aged children. Methods: This is a cross-sectional study that surveyed 303 mother-child pairs (146 boys, 157 girls) to explore general characteristics, vegetable preferences, and cooked vegetable consumption in mothers and children using a questionnaire method. Maternal correlates of the child's vegetable preference and consumption were tested using a generalized linear model using SAS program. Results: Mothers' vegetable preferences and consumption were significantly higher than those in their children (p < 0.001). Mothers' vegetable preferences showed a significant positive correlation with the vegetable preferences of their children (mother-son, p < 0.001; mother-daughter, p < 0.001). Additionally, mothers' cooked vegetable consumption showed a significant positive correlation with the cooked vegetable consumption of children (mother-son, p < 0.001; mother-daughter, p < 0.001). Mothers' vegetable preferences and consumption respectively increased those of their children, in both boys and girls. Conclusion: Findings that mothers' vegetable preference and consumption correlates of children's vegetable preferences and consumption, indicate the importance of the mothers' role in increasing vegetable consumption in children. Mothers should be aware of the effects of their vegetable eating habits on their children's vegetable consumption and try to develop healthy eating habits. We suggest that the government or local communities provide nutrition education for mothers to adopt healthy eating habits and present information to educate their children on food and healthy dietary habits.

Quality Characteristics of Noodles Supplemented with Dried Beta vulgaris L. Root Powder (비트 건근 첨가에 따른 국수의 품질 특성)

  • Kim, Min Jeong;Park, Jung Eun;Park, So Hae;Han, Ji Sook;Choi, Ji-Hye;Lee, Heeseob
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.44 no.2
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    • pp.302-306
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    • 2015
  • This study evaluated the quality characteristics of noodles added with dried Beta vulgaris L. root powder (BV powder) in order to determine the most preferred noodle recipe. When amount of BV powder increased, both L and b color values decreased, whereas a value increased due to the red betalain pigments in BV powder. Weight, volume, and water absorption of cooked noodles decreased, whereas turbidity of soup increased. For textural properties, addition of BV powder to cooked noodles increased springiness, chewiness, and brittleness. Overall, according to the results of the sensory evaluation, noodles added with 1% BV powder were the most preferred.

Quality Characteristics of Wet Noodles Containing Different Amounts of Doraji Powder (도라지 분말 첨가량에 따른 생면의 품질 특성)

  • Yu, Hyeon-Hee;Zhu, RuiYu;Kim, Seon Hyo;Oh, Jong Chul
    • The Korean Journal of Food And Nutrition
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    • v.33 no.1
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    • pp.37-48
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    • 2020
  • In this study, the quality characteristics and antioxidant activities of wet noodles added with doraji (Platycodon grandiflourm) powder at concentrations of 1%, 2%, 3%, and 4%, respectively, were investigated. The crude protein, crude fat, crude ash, crude fiber, and moisture contents of the dried doraji powder were 11.00%, 0.95%, 4.10%, 29.64%, and 6.21%, respectively. As the added amount of doraji powder increased, weight, volume, and water absorption of the wet noodles after cooking decreased. However, the turbidity of the soup increased. Color L values of wet and cooked noodles decreased, while a and b values increased by the addition of doraji powder. Texture measurement indicated that hardness, cohesiveness, springiness, and chewiness of the cooked noodles decreased by addition of doraji powder. The total polyphenol contents and DPPH radical scavenging activity in wet noodles added with doraji powder increased with increasing amounts of doraji powder. Finally, sensory evaluation of wet noodles added with doraji powder revealed that taste significantly decreased. However, flavor, color, texture, appearance, and overall acceptance scores for the 1% addition group ranked significantly higher than those of the other groups. In conclusion, these findings suggest that doraji powder could be used as functional food ingredients.

Quality Characteristics of Wet Noodles added with Sword Bean Powder (작두콩분말 첨가에 따른 생면의 품질 특성)

  • Park, Bock-Hee;Koh, Kyeong-Mi;Jeon, Eun-Raye
    • Journal of the Korean Society of Food Culture
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    • v.33 no.4
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    • pp.374-381
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    • 2018
  • This study evaluated the quality characteristics of wet noodles added with sword bean powder(0, 5, 10, 15%) to determine the most preferred noodle recipe for consumer's desire. The proximate composition of the sword bean powder was as follows: Moisture contents were $13.4{\pm}0.08%$, protein $30.2{\pm}0.12%$, fat $0.3{\pm}0.09%$, protein $1.0{\pm}0.11%$ and carbohydrates $55.1{\pm}0.12%$, respectively. Total amino acid content of sword bean powder was measured 23,054.266 mg/100 g, especially in the order of histidine, glutamic acid and aspartic acid. The flavonoid content of sword bean powder was 17.9750 mg%. Water-binding capacity increased as the level of sword bean powder increased. When viscosity of wheat flours containing sword bean powder was measured by amylograph, the gelatinization point increased significantly as the level of sword bean powder increased, but peak viscosity decreased. As the level of sword bean powder increased, L value decreased, whereas a and b values increased. Weight, water absorption and volume of cooked noodles prepared with wheat flours containing sword bean powder decreased, whereas turbidity of soup increased. For textural properties, addition of sword bean powder increased hardness, springiness, chewiness of cooked noodles, whereas adhesiveness decreased. According to sensory evaluation such as appearance, color, flavor, taste, texture, overall preference, it was revealed noodles with 10% sword bean powder was the most preferred. According to the results, the addition of sword bean powder positively affects the overall sensory evaluation of wet noodle, and 10% is the optimal level for addition.

Effect of Aging Time and Cooking Temperature on Physicochemical and Sensory Characteristics of Pork Neck (숙성기간과 조리온도가 돼지 목심육의 이화학적.관능적 특성에 미치는 영향)

  • 문윤희;김영길;정인철
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.30 no.1
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    • pp.70-74
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    • 2001
  • The effects of aging time (1, 8 and 15 days) and endpoints cooking temperature (70, 75 and $80^{\circ}C$) on the physicochemical and sensory characteristics of pork neck were evaluated. Pork neck was obtained from the carcass (live weight, 105~110 kg ; grade B) chilled for 24 hours after slaughter. As a aging period became longer, the pH, L value and drip loss became higher while its a value and shear force value (SFV) of raw meat became lower. As a aging period became longer, the cooking loss, hardness, chewiness, SFV became lower, and its tenderness, juiciness and taste became better. However, no difference was observed in the aroma, and the one aged for 8 days in the cooked meat showed the best palatability. Increasing endpoint cooking temperature from 70 to $80^{\circ}C$ increased hardness, SFV and taste, and decreased chewiness, sensory tenderness and juiceness (p<0.05). However, it had no effect on the cohesiveness. Also, the one for which the endpoint cooking temperature became $75^{\circ}C$ in the cooked meat showed the best springiness, aroma and palatability.

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