• Title/Summary/Keyword: 누룽지

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Descriptive Profile and Liking/Disliking Factors for Aseptic-packaged Rice Porridge (무균포장죽의 묘사적 특성과 소비자 기호 유발 인자 결정)

  • Kwak, Han Sub;Oh, Ye-Jin;Kang, Han-Bit;Kim, Tae Hyoung
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.42 no.11
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    • pp.1878-1885
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    • 2013
  • The purposes of this study are to generate sensory profile, measure consumer acceptance, and determine liking and disliking factors of aseptic-packaged rice porridges (APRP). Five APRPs made by five different rice cultivars were used for this study. Twenty-one attributes were generated by trained panelists. Finally, 16 attributes were determined as descriptive terms for APRP. Each cultivar showed a different descriptive sensory profile. In a consumer acceptance test, there was no statistical difference (P>0.05) in the acceptances of the overall, appearance, taste, texture, viscosity, and rice particle texture among the 5 APRPs. SW52 showed the highest acceptance ratings in the overall, appearance, taste and texture, followed by SR. A total of 52% of consumers showed preference toward SW52 and SR. SW63 showed the lowest ratings and no consumer preference pattern. Consumers were divided into two groups by a cluster analysis; one was the consumers (C1) who liked APRP, and the other was the consumers (C2) who had a neutral stand in general. By correlating the results from descriptive analysis and consumer ratings from C1, liking and disliking factors for consumer acceptance were determined. The disliking factors were bitterness, feeling of surface, stickiness, metallic flavor, roasted aroma, and thickness. The liking factors were old cooked rice aroma/flavor. The disliking factors dominated in the determination of acceptability of APRP. Selecting rice cultivars that had low intensities of disliking factors is the key for APRP development.

Evaluation of the Level of microbial Contamination in the Processing Company of Nuroong-ji (누룽지 생산시설에 대한 미생물학적 오염도 평가)

  • Do, Yu-No;Choi, Jeong-Sik;Jung, Yu-Kyung;Park, Ji-Hyun;Roh, Kyong-Hwan;Kim, Sung-Soo;Choi, Shin-Young;Lee, Kyoung-Yun;Han, Eui-Jeong
    • Journal of Food Hygiene and Safety
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    • v.25 no.4
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    • pp.333-340
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    • 2010
  • This study was conducted to evaluate the microbial contamination levels in the processing company of Nuroong-ji. Microbial contamination levels were examined for sanitary indication bacteria such as aerobic plate count, coliforms and fungi, and pathogenic bacteria such as Escherchia coli O157:H7, Salmonella spp., Staphylococcus aureus, and Listeria monocytogenes. Contamination levels were detected differently according to handling materials and purposing work-space. The equipments and raw materials were not seriously contaminated but there were necessary to attend the cross-contamination. A high contamination level was detected at the process where the interference of the employees was relatively higher than the other process. Standardization of the roasting process (l20~$170^{\circ}C$, about 10 min) could be necessary to control the microbial organism effectively on Nuroong-ji manufacturing process. At small/medium size foodstuff manufacturers, it is the most important to improve the recognition level of individual hygiene but also expand a hygiene facility.

Studies on Flavor Components and Organoleptic Properties in Roasted Red Ginseng Marc (볶음처리한 홍삼박의 향기성분과 관능적 특성)

  • Park Myung-Han;Sohn Hyun-Joo;Jeon Byeong-Seon;Kim Na-Mi;Park Chae-Kyu;Kim An-Kyun;Kim Kyo-Chang
    • Journal of Ginseng Research
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    • v.23 no.4
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    • pp.211-216
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    • 1999
  • The red ginseng marc was roasted at various conditions and its organo-leptic properties and flavor components were investigated. Scorched-rice odor and roasted odor and the roasted red ginseng marc powder were much stronger than those from the unroasted red ginseng marc powder while earth odor, old-rice odor, metalic off-odor and woody odor were much weaker than those from the unroasted red ginseng marc. Savory odor and scorched-rice odor as well as savory taste and astringent taste from the water-extract of red ginseng marc roasted at $200^{\circ}C$ were stronger, but smoky odor, woody odor, biner taste and rough taste were weaker than those roasted at $230^{\circ}C$. Seven kinds of pyrazines, two kinds of carbonyl compounds, seven kinds of acids, two kinds of esters, five kinds of phenolic compowlds, maltol and six other compounds were identified as flavor components in distillate from red ginseng marc roasted at $200^{\circ}C$ for twenty minuties. Of them pyrazines and maltol are thought to be compounds which have characteristic odor such as roasted odor and/or scorchedrice odor in the roasted red ginseng marc.

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Quality Characteristics of Pan Bread with Nurungji Powder (누룽지 분말을 첨가한 식빵의 품질 특성)

  • Choi, Ik-Jun;Kim, Do-Yeon;Chung, Chang-Ho
    • Culinary science and hospitality research
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    • v.23 no.7
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    • pp.159-166
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    • 2017
  • This study was to investigate the quality characteristics of white pan bread with added Nurungji, scorched rice. Nurungji powder at the level of 5% (N5), 10% (N10), 15% (N15), 20% (N20) was mixed with flour to make the bread. The overall effects of nurungji powder in pan bread were examined by investigating fermentation rates, volume change, farinograph and TPA analysis, color and preference evaluation. A control showed the highest fermentation rate by 60 min, but there was no significant difference between all samples. Farinograph analysis showed that the water absorption rate was the lowest in control and increased with the addition of nurungji powder. In contrast, in dough development time, control was the shortest and the N20 was the longest. Dough stability showed the best with control, N20 showed the lowest value, and Dough weakness increased significantly as the amount of rice powder was increased. According to TPA analysis it had shown significant differences in hardness and chewiness in the bread with Nurungi. Volume and specific volume tended to decrease as the amount of rice powder added increased. Sensory evaluation showed that the texture of bread had the highest with control, and the overall preference such as color, taste, and flavor showed the best with N15.

The Physicochemical Characteristics and Antioxidant Properties of Commercial Nurungji Products in Korea (국내 시판 누룽지의 물리화학적 특성 및 항산화 성질 연구)

  • Yang, Ji-won;Choi, Il Sook
    • Korean journal of food and cookery science
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    • v.32 no.5
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    • pp.575-584
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    • 2016
  • Purpose: Nurungji is a traditional Korean food made by yellowish scorched rice. After getting gelatinization of rice, a thin crust of scorched rice will usually be left in the bottom of the traditional cooking pot. In this study, physicochemical characteristics and antioxidant properties of five commercial nurungji products (CNP1, CNP2, CNP3, CNP4, and CNP5) were evaluated. Methods: Physicochemical properties of the five commercial nurungji products were evaluated with AOAC method. The antioxidant activities were assessed using the 1,1-diphenyl-2-picryl hydrazyl (DPPH), 2,2-azinobis-(3-ethyl-benozothia zoline-6-sulfonic acid)(ABTS), ferric reducing antioxidant power (FRAP), and reducing power assays. Results: Water content was the highest in CNP3, followed by CNP1, CNP2, CNP5, and CNP4. Crude ash content of all nurungji was less than 1%. In Hunter color parameter, the significantly highest a value (redness) and b value (yellowness) were measured in the CNP4 product, meanwhile the lowest in CNP3 (p<0.05). The nurungji products of CNP4 and CNP5 had the significantly higher content in total polyphenols and total flavonoids, compared to those of other products. CNP3 and CNP2 had the lowest in total polyphenols and total flavonoids, respectively. CNP4 and CNP5 products showed the significantly higher values in antioxidant activities, whereas CNP3 had the lowest activity. Conclusion: The high value of antioxidant activities in CNP4 and CNP5 might have been affected primarily by the total polyphenols with increasing browning color during the heat treatment.

Acrylamide Monitoring of Domestic Food Products (국내생산식품의 아크릴아마이드 함량분석)

  • Park, Jae-Young;Kim, Cheong-Tae;Kim, Hye-Young;Keum, Eun-Hee;Lee, Mi-Seon;Chung, So-Young;Sho, You-Sub;Lee, Jong-Ok;Oh, Sang-Suk
    • Korean Journal of Food Science and Technology
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    • v.36 no.6
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    • pp.872-878
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    • 2004
  • Food products selected based on their annual sales and international acrylamide research data were analyzed for quantitation of acrylamide. Samples including raw food, substitute meal, snack, drink, and sauce products were analyzed by LC/MS/MS methods adopted by PDA. Upon comparison, concentrations of acrylamide in these products were similar to those analyzed in other countries.

Topographic Tourism Resources of Mureung Valley in Donghae-si: Analysis and Valuation (동해 무릉계곡의 지형관광자원 분석과 평가)

  • Kwon, Dong Hi
    • Journal of The Geomorphological Association of Korea
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    • v.20 no.3
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    • pp.65-77
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    • 2013
  • This study investigated and analyzed the topographic landscape resources of Mureung Valley in Donghae-si from the viewpoint of geotourism in order to suggest the tourism contents and tour course. A total of 29 topographic landscapes were observed; these are broadly divided into 4 features including weathering landform, mountainous landform, fluvial landform, and structural landform. Major topographies are fluvial landform (13) and weathering landform (12). At least 19 topographies (14 sites, 19 topographic landscapes) are currently used as tourism resources, with 10 topographies having potential to be developed as new tourism resources. The 10 topographic landscapes are as follows: (1) Jamryong Bawi (Hidden Dragon Rock), (2) Janggipan Bawi (Korean Chessboard Rock), (3) Nurungji Bawi (Parched Rice Rock), (4) Damjang Bawi (Fence Rock), (5) Gyedan Bawi (Stairs Rock), (6) Heundeul Bawi (Rocking Rock), (7) Jeopsi Bawi (Dish Rock), (8) Dol Umul (Stone Well), (9) Jogak Bawi (Carved Rock), and (10) Dubu Bawi (Topu Rock). The topographic tour course can be divided into 3 routes considering accessibility and time. Route 1 is a basic one that anyone can easily use; Route 2 and 3 can be used by visitors who have more time to spare or who are more active.

The 2022 Registered Trademark Patents Trend for Flower Tea in Korea (2022년 우리나라의 꽃차 관련 실용신안 특허 동향)

  • Suk-Keun Park;Ji-Woo Shin;Eun-Young Lee
    • Proceedings of the Plant Resources Society of Korea Conference
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    • 2023.04a
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    • pp.60-60
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    • 2023
  • 특허제도는 발명자에게 발명의 공개에 대한 대가로 일정기간 독점권을 인정하여 기술개발에 투자한 자금을 회수할 수 있는 기회를 제공하고 공개된 발명은 새로운 기술개발을 위하여 누구나 이용할 수 있도록 하여 기술발전을 촉진할 뿐만아니라 이미 개발된 발명에 대한 중복투자, 연구를 하는 낭비를 방지하기 위한 목적을 가진다. 본 조사는 2022년 12월 31일까지의 정부 특허정보넷인 키프리스(www.kipris.or.kr)에서 꽃차 관련 실용신안 특허 내용을 검색하여 정리하였으며 그 결과는 다음과 같았다. 1. 1983년 엘다베리꽃차 제조방법에 대한 것을 시작으로 최근 2022년 12월 31일까지 총 30개가 출원되어 2022년에는 증가된 것이 없었다. 2. 출원된 실용신안 특허 총 30개 중에서 소멸 2개(엘다베리/1983, 연꽃/2009), 취하 3개(무궁화/1992, 백화차/2005, 꽃차/2014), 거절 6개(매화/2001, 장미녹차/2007, 혼합꽃녹차/2007, 동결꽃차/2008, 소금꽃차/2015, 꽃차누룽지/2017), 공개 6개(꽃차/2014, 소금꽃차/2015, 꽃차추출물/2017, 기능성꽃차 /2018, 꽃차추출물/2018, 금잔화꽃차/2019), 포기 2개(개복숭아 꽃차/2015, 동백꽃차/2017), 등록(녹차꽃차/2006, 사과꽃차/2008, 목련꽃차/2012. 목련꽃차/2014, 칡꽃차/2015, 장미꽃차/2017, 모란꽃차/2017, 꽃차제조방법/2018, 꽃차로스팅장치/2018, 꽃음료/2020, 향 강화 꽃차/2021)은 11개였다. 3. 출원된 실용신안 특허 총 29개 중에서 개인이 출원한 것이 19개, 회사(아모레퍼시픽, 휴먼코스메틱, 화이통협동조합, (주)꽃다비, 주식회사 플러드, (주)우리꽃연구소)나 기관(한국식품연구원, 고창군), 대학(전남대, 동의대 2개)이 출원한 것이 11개였다.

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