• Title/Summary/Keyword: textural property

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Sensory Property Improvement of Jokbal (Korean Pettitoes) Made from Frozen Pig Feet by Addition of Herbal Mixture

  • Hwang, Young-Jung;Hwang, Seol-A;Lee, Ju-Woon
    • Food Science of Animal Resources
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    • v.36 no.1
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    • pp.19-22
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    • 2016
  • This study was conducted to improve sensory quality of Jokbal (Korean Pettitoes) made from frozen pig feet by addition of herbal mixture (glasswort, raspberry and Sansa powders). After adding herbal mixture, lipid oxidation (2-thiobarbituric acid values, TBARS), sensory property, and textural property were determined. Herbs were individually added into cooking soup at concentration of 6% (low concentration treatment, LCT) or 12% (high concentration treatment, HCT) of raw pig feet. Refrigerated pig feet were used as control. Thawed feet without any herbal mixture were used as freezing treatment (FT). TBARS in LCT or HCT were lower than that in FT, and showed the similar to that in Control. Addition of the herbal mixture was effective in improving the flavor and textural property of thawed feet by inhibiting lipid oxidation and protein denaturation in a dose-dependent manner.

Textural Properties of Processed Foods Produced from Newly Developed Non-Glutinous Rice Cultivars

  • Ha, Mi-Sun;Roh, Yi-Woo;Hong, Kwon-Pyo;Kang, Yoon-Suk;Jung, Dong-Chae;Kim, Kwang-Ho;Park, Sang-Kyu;Ha, Sang-Do;Bae, Dong-Ho
    • Food Science and Biotechnology
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    • v.16 no.5
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    • pp.789-795
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    • 2007
  • This study was undertaken to investigate the producibility of processed foods utilizing 6 newly developed non-glutinous rice cultivars. First, cooked rice, cake, cookies, bread, and slender rice cake sticks were prepared with the newly developed cultivars; then their physicochemical and textural properties were evaluated. The rice samples had similar pasting temperatures and peak times, but different viscosities and other pasting properties. The textural analysis results suggested that 'Chucheong' was appropriate for cooked rice due to its low amylose content; hardness, and springiness; 'Ilphumbyeo' for rice cakes due to its high amylose content, moderate cohesiveness and adhesiveness, and low hardness; 'Ilphumbyeo' for cookies due to its high amount of protein, and low cohesiveness and adhesiveness; 'Ilphumbyeo' for bread due to its high amylose content, moderate hardness, and low consistency; and 'Ilphumbyeo' for the slender rice cake sticks due to its low hardness, moderate breakdown, paste viscosity, and setback.

Protein Qualities and textural Properties of Cookies Containing Crucian Carp Extraction Residue (붕어고음 잔사분말을 첨가한 Cookies의 품질특성)

  • 김오순;황은영;이진화;류홍수
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.30 no.3
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    • pp.482-487
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    • 2001
  • To find the possibility in utilizing the fish meat processing by-products, protein nutritional quality and textural properties of crucian carp extraction residue (CCER, feeze dired) incorporated into cookies were investigated. Moisture, ash and protein contents in cookies were increased with the higher residue treatments, but lipid contents were similar within all levels (3%, 9% and 15%). Major constitutional amino acids were revealed as glutamic acid, proline, leucine and arginine, and the sum of those amino acids was about 50% of total amino acid contents. Cookies with residue (CCER) had higher (80.74~84.50%) in vitro protein digestibility than standard cookies (83.32%), while slightly lower trypsin indigestible substrate (TIS) contents were showed in CCER containing cookies than control. CCER treatments resulted the decreased protein nutritional quality in C-PER (computed protein efficiency ratio) value from 2.41 (standard) to 1.15 (cinnamon flavored. 9% CCER), and those C-PER of all cookies were lower than ANRC casein (2.50). Lipophilic browning was developed steadily till 60 days storage and a significant (p<0.05) changes of browning ws not noteed between 60 days and 90 days storage. Color of cookies, expressed as L, a and b value, was significantly (p<0.05) lightened with the increased CCER. Similar trends by treatments were noted for hardness. Cookies containing 9% CCER were similar to control regarding textual and sensory properties.

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Chitinase Activity and Textural Property of Leek Added Kimchi During Fermentation (부추첨가 김치의 발효과정 중 chitinase 활성과 조직감)

  • 김유경;이귀주
    • Korean journal of food and cookery science
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    • v.15 no.2
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    • pp.102-107
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    • 1999
  • Several ingredients of kimchi including chinese cabbage, garlic, leek, big green onion, and small green onion were assayed for their chitinase activities. Kimchi with various leek contents (4, 8, 12%) were fermented at 15$^{\circ}C$ for 9 days and the chitinase (EC 3.2.1.14) activity and textural properties were determined. The chitinase activity of the ingredients was in the order of garlic>leek>small green onion>chinese cabbage>big green onion. During fermentation, the chitinase activity of kimchi juice appeared more prominent than that of kimchr tissue, however, it was decreased in all kimchi samples among which the control sample showed a remarkable drop. The activity of chitinase in kimchi tissue increased until 3rd or 5th day of fermentation and then decreased. The puncture force of all kimchi samples decreased and those of leek-added kimchi were higher than those of control. The above results suggested that the addition of leek for kimchi preparation could contribute to the improvement of textural qualities of kimchi due to chitinase activities of leek during fermentation.

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Structure and Textural Property of Mook (묵의 구조와 텍스쳐)

  • Bae, Kwang-Soon;Sohn, Kyung-Hee;Moon, Soo-Jae
    • Korean Journal of Food Science and Technology
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    • v.16 no.2
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    • pp.185-191
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    • 1984
  • The structure and textural properties of the traditional starch gel-form food Mook were investigated with the use of the Scanning Electron Microscope and Instron universal testing machine. Sensory evaluation was undertaken to evaluate the relationship between structure and textural properties of starch gel. When pure mungbean, potato, and sweet potato starches as well as 30% mungbean starches added to potato and to sweet potato starches were evaluated, it was found that mungbean starch gel had homogeneous and porous structure and showed the highest acceptability.

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Study on the Hydrophobicity and Mechanical Properties of Silica-Based Aerogel by Introducing Organic Benzene (벤젠 유기물 도입에 따른 실리카 기반 에어로겔의 소수성 및 기계적 특성 연구)

  • Qi, Wang;Lee, Jihun;Dhavale, Rushikesh P.;Choi, Haryeong;Kim, Taehee;Park, Hyung-Ho
    • Journal of the Microelectronics and Packaging Society
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    • v.27 no.4
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    • pp.135-141
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    • 2020
  • The silica aerogels with benzene-bridged were designed to have uniform network structure, ordered pore structure, improved mechanical properties and excellent textural properties. Adding organic to enhance the mechanical properties of silica aerogels is a common method, but textural properties of aerogels with organic are reduced due to the organic-inorganic phase separation. In this paper, we use a simple and low-cost method to increase mechanical properties while maintaining textural properties of SiO2 aerogels. Two types of benzene-bridged precursors were prepared to study the effect of the number of hydroxyl band on the textural and mechanical properties. The porous silica aerogel was prepared by a simple, cost effective and pollution-free sol-gel method. This method does not require additional silylating reagents. The benzene-bridged silica aerogel samples prepared had excellent textural properties, high specific surface area (1,326 ㎡/g), porous structure and hydrophobicity (>140°). The mechanical strength of 2T4 is more than 5 times that of pure silica aerogel.

Effects of Ginseng on Textural and Sensory Properties of Long Life Noodles (인삼첨가 Long Life 면의 조직감과 관능적 특성)

  • 심창주
    • The Korean Journal of Food And Nutrition
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    • v.12 no.5
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    • pp.523-528
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    • 1999
  • The influence of ginseng on the paste or gelatinization properties by amylograph and mixing properties by farinograph of wheat flour and on quality properties color cooking quality textural and sensory properties and reducing microbial population of LL(Long Life) noodles was studied. The contents of ginseng used were from 5% to 10% based on flour weight. The viscosity property of wheat flour with ginseng was increased the initial pasting temperature but the amylograph peak viscosity were decreased in vice versa. The farinograph absorption stability and breakdown were increased by ginseng. The whiteness of Ll nodles manufactured with ginseng was lower than that of control The shear extrusion force and hardness of LL noodles manufactured with ginseng were shown much higher value than those of control. At cooking quality examination of LL noodles manufactured with ginseng weight of cooked LL noodles was decreased but volum was appeared in ice versa,. Extraction amounts of LL noodles manufactured with ginseng during cooking were much smaller than those of control Total count of microorganism of Ll noodles manufactured with ginseng were decreased during storage at 3$0^{\circ}C$ Sensory properties of cooked LL noodles which was manufactured with ginseng showed quite acceptable. Based on the cooking and sensory evaluation test addition of 7.0% ginseng to wheat flour may be suitable for processing LL noodles.

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Effects of Calcium on Textural and Sensory Properties of Ramyon (칼슘의 첨가에 따른 라면의 조직감과 관능적 특성)

  • 정재홍
    • The Korean Journal of Food And Nutrition
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    • v.12 no.3
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    • pp.252-257
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    • 1999
  • In an attempt to evaluate the effects of calcium on paste or gelatinization properties by amylograph and mixing properties by farinograph of wheat flour and on viscosity property cooking quality textural and sensory properties of Ramyon were examined. The contents of calcium used were from 1.0% to 3.0% based on flour weight. The viscosity property of wheat flour with calcium was increased the initial past-ing temperature but the amylograph peak viscosity were decreased in vice versa. The farinograph absorp-tion stability and breakdown were increased by calcium. The shear extrusion force and hardness of Ram-yon manufactured with calcium were shown much higher value than those of control. At cooking quality examination of Ramyon manufactured with calcium weight of cooked Ramyon was increased by volume was decreased. Extraction amounts of Ramyon manufactured with calcium during cooking were much smaller than those of control. These changes will provided many advantages in the preparation of Ram-yon. The I2 reaction value of Ramyon manufactured with calcium and control were shown to almost same values. Sensory properties of cooked Ramyon which was manufactured with calcium showed quite acceptable. Based on the cooking and sensory evaluation test addition of 0.3% calcim to wheat flour may be suitable for processing Ramyon.

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Adsorption of Phenol on Mesoporous Carbon CMK-3: Effect of Textural Properties

  • Haque, Enamul;Khan, Nazmul Abedin;Talapaneni, Siddulu Naidu;Vinu, Ajayan;JeGal, Jong-Geon;Jhung, Sung-Hwa
    • Bulletin of the Korean Chemical Society
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    • v.31 no.6
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    • pp.1638-1642
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    • 2010
  • Mesoporous carbon CMK-3s with different textural properties have been used for the adsorption of phenol to understand the necessary physicochemical properties of carbon for the efficient removal of phenol from contaminated water. The kinetic constants (both pseudo-second order and pseudo-first-order kinetics) increase with increasing pore size of carbons. The maximum adsorption capacities correlate well with micropore volume compared with surface area or total pore volume even though large pore (meso or macropore) may contribute partly to the adsorption. The pore occupancies also explain the importance of micropore for the phenol adsorption. For efficient removal of phenol, carbon adsorbents should have large micropore volume and wide pore size for high uptake and rapid adsorption, respectively.

Effects of Storage Temperatures and Heating Methods on the Textural characteristics of Wheat Flour Gels and Loaf Bread (저장 온도 및 가열 방법이 밀가루겔 및 식빵의 조직 특성에 미치는 영향)

  • 고하영;윤계순
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.28 no.3
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    • pp.566-571
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    • 1999
  • Effects of storage temperature at 18oC and 5oC for 9 days and heating conditions on textural char acteristics in strong wheat flour gels were investigated using a Instron after microwave (2450MHz, 700W). Heating condition did not affect the texture property in the wheat flour gels, but the frozen storage was very effective to prevent the hardening of the samples. Hardness, adhesiveness, and gumminess in the wheat flour gels decreased in increasing moisture content from 45% to 55%, but there was little change in cohesiveness. The storage at room temperature for 2 hours resulted in increased hardness in the heated wheat flour gels. PE wrap package of the wheat flour gels prevented weight loss by 3~6% and hardening effectively. Sugar, or sugar and shotening resulted in increased hardness in loaf bread. The hardness and weight loss in loaf breads were markedly changed by the heating time with microwave. The most critical time point was around 4 minutes following the heating.

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