• Title/Summary/Keyword: bread wheat

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Preference Evaluation of High Functional Spelt Flour Bread added with Aronia Powder (아로니아를 첨가한 고기능성 스펠트 밀가루 식빵의 기호도 분석)

  • Lee, Seon-gu
    • Culinary science and hospitality research
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    • v.23 no.2
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    • pp.181-188
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    • 2017
  • Aronia is a superberry that contains antioxidants. Due to its nutritional value, it has received much attention and has been widely researched. In this study, the proportion of aronia powder applied to spelt wheat flour was measured with the pH ratio of the additive and respondents' preference was examined for the preferred addition to the additive population. As a result of the acidity measurement, the pH value tended to decrease as the amount of aronia powder was increased. As for the fermentation expansion rate, the volume of the dough added with aronia powder was measured to be slightly smaller than that without addition of aronia powder. Preference of breads with aronia powder added showed higher preference when 6% was added compared to when 3% of aronia powder was added. As a result of preference survey of breads containing aronia powder, the most preference was given to taste when 3% of aronia powder was added. Color, fragrance, and overall acceptance were the most preferred when 6% of aronia powder was added. Based on these results, the optimal mixing ratio of aronia powder to spelt flour bread was selected to be 6% of aronia powder.

Development of Yeast Leavened Pan Bread Using Commercial Doenjang(Korean Soybean Paste): 3. The Effects of Protein Dispersibility of Doenjang Powders and Soy Flours on the Gluten Rheology and Bread Quality Characteristics (시판 된장을 이용한 식빵 제조 : 3. 된장과 대두분의 단백질분산성이 글루텐물성과 식빵의 품질특성에 미치는 효과)

  • 오현주;김창순
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.33 no.6
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    • pp.1043-1048
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    • 2004
  • This study was carried out to investigate the effect of soy protein dispersibility on the bread making properties when Doenjang powders (DP) were added to the bread formula at the levels of 2.5 or 5.0%, comparing with full fat (FSF) or defatted (DSF) soy flours which contain same protein contents as those of DP. Protein dispersibility indices (PDI) for DP, FSF, DSF and strong wheat flour were 57.1, 7.3, 10.8 and 32.8%, respectively. Addition of DP decreased significantly the resistance to extensibility of wet gluten and increased its extensibility. However, FSF and DSF showed different changes in gluten rheology due to their PDI. In correlation coefficient values, PDI affected positively both gluten extensibility (r=0.98, p<0.01) and ovenspring (r=0.88, p<0.05) resulting in loaf volume and texture improvement of bread with addition of DP.

Physicochemical and Bread Making Properties of Rice Bagel Premix during Storage (Rice Bagel Premix의 저장에 따른 이화학적 특성 및 제품 특성에 관한 연구)

  • Jang, Hyeon-Ho;Lee, Myung-Ho;Choi, Young-Sim;Kim, Sun-Kyung
    • Journal of the East Asian Society of Dietary Life
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    • v.22 no.1
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    • pp.75-87
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    • 2012
  • We investigated the physicochemical properties, pasting characteristics on the rapid visco analyzer, dough characteristics on a mixograph, product characteristics, and attributes of color and hardness of products made from a wheat bagel premix and rice bagel premix according to storage period and temperature. The pH and moisture content of stored rice bagel premix and wheat bagel premix, significantly decreased, depending on the storage temperature and time. The average of water retention capacity, alkaline water retention capacity, sedimentation value, and pelshenke value all significantly decreased temperature increases and increasing storage time. he initial pasting temperature and breakdown depending on the storage temperature and time showed a significant difference, but peak viscosity and setback with increasing storage time and temperature were not significantly different. The initial pasting temperature did not significantly affect the rice bagel premix. The midline peak time and band at 8 min of mixing time of the wheat bagel premix and rice bagel premix did not differ significantly. In product attributes, the cost of wheat bagel premix rice bagel premix and the L, a, and b value in color of wheat bagel premix showed significant difference. The hardness of wheat bagel premix according to storage time and the hardness of rice bagel premix depending on storage temperature significant difference. Therefore, storage time and temperature of wheat bagel premix and rice bagel premix and does not show significant differences. merchant can get regular and consistent, it is expected to lead to the promotion of rice consumption. Futhermore, research on better method to improve it's characteristics instead of wheat bagel premix is expected to.

Quality Characteristics of Bread Supplemented with Extruded Corn Fiber (압출성형 옥수수 섬유질 첨가에 따른 식빵의 품질 특성)

  • Lee, Kyu-Chul;Ryu, Gi-Hyung
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.42 no.8
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    • pp.1290-1295
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    • 2013
  • The aim of this study was to evaluate the quality characteristics of bread supplemented with extruded corn fiber. The extrusion was conducted as the moisture content of the corn fiber reached 30% and 40% (at $140^{\circ}C$ and 200 rpm). The bread baked with 5% extruded corn fiber at a 40% feed moisture exhibited the highest specific volume. The hardness of the bread supplemented with 10% corn fiber was the highest during storage compared to bread supplemented with extruded corn fiber and the control (100% wheat flour). However, the hardness of bread with corn fiber or extruded corn fiber (5%) was lower than the control. In the sensory evaluation, preferences decreased with the increased addition of untreated and extruded corn fiber. Quality characteristics, such as specific volume and texture, of bread baked with extruded corn fiber were better than bread baked with corn fiber. This improvement in quality is likely due to modification of corn fibers and starch gelatinization from the extrusion process. Supplement of extruded corn fiber had the potential for bread making compared to raw corn fiber.

Quality Characteristics of Korean Wheat Bread prepared with Naturally Fermented Blueberry-Rice Starter and Purple Rice Flour (블루베리-쌀 천연발효종과 자광미 가루를 첨가한 우리밀 식빵의 품질 특성)

  • Choi, Sang-Ho;Ko, Sang-Jin;Lee, Seong-Byum;Kim, Hyo-Suk
    • Journal of the East Asian Society of Dietary Life
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    • v.24 no.6
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    • pp.883-895
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    • 2014
  • This study investigated quality characteristics of pan breads prepared with 0, 10, 20, 30 and 40% purple rice flour and naturally fermented blueberry-rice starters. RVA (Rapid Visco Analyzer) analysis showed that wheat flour retrogradation was not retarded by addition of purple rice flour. Using amylography, gelatinization tem. perature of purple rice flour samples was higher than that of the control, whereas maximum viscosity temperature. and maximum viscosity of purple rice flour samples were lower than those of the control. Weights of pan breads containing purple rice flour were lower than that of the control, whereas volume, specific volume and baking loss rate were higher than those of the control. The anthocyanin contents and antioxidative activites as measured by DPPH radical scavenging activity of breads increased as the concentration of purple rice flour increased. The moisture content of pan breads containing purple rice flour decreased as storage time increased. The pH of breads containing purple rice flour was higher than that of the control. Color L value decreased, whereas a and b values increased significantly, as storage time increased. In texture analyzer measurement, hardness of breads containing purple rice flour significantly increased as storage time increased. Breads containing 10~20% purple rice flour showed acceptable sensory properties, such as mouth feel, appearance, flavor, texture, taste and overall acceptability.

What is an Appropriate Promotion Strategy for Korean Wheat Consumption? - Find Out in the Sensory Evaluation of Rice Meal Versus Rice Containing Wheat Meal by Age Groups-

  • Kyunsik Lee;Sehwa Lim;Kyeonghoon Kim;Jinhee Park
    • Proceedings of the Korean Society of Crop Science Conference
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    • 2022.10a
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    • pp.321-321
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    • 2022
  • Wheat was brought to solve food scarcity with aid from the United States caused by the Korean War. The Korean government launched a campaign to encourage mixed rice and wheat meals due to shortage of rice production in the 1960s, Wheat consumption began in earnest. However, it is difficult to rebuild the domestic wheat production base devastated by the Korean War with the technology at the time. Thus, wheat was mainly consumed from imported in the past. Since then, as wheat consumption has increased due to westernization and diversification of dietary life, wheat became the second staple grain in Korea. In this situation, the government enacted the Wheat Industry Promotion Act to create a basis for sustainable production and consumption of wheat in Korea. This study sought to improve the self-sufficiency of domestic wheat by examining the possibility of using "Ariheuk", a variety of new Korean wheat, as a rice supplement in the same context as the govemment's policy. Wheat has been used as a raw material for the processed food, such as noodles and bread. However, we approached it by using whole wheat as a nutritional grain. Participants were recruited from the agri-food consumer panel conducted by Rural Development Administration. We set a final sample of 525 consumer panels based on the age of census household heads. The experiment was conducted in such a way that participants cooked and ate 100% rice meal and rice containing 20% whole wheat meal. Participants completed the sensory evaluation questionnaire with online. For this experiment, all participants were given same whole wheat product. The sensory evaluation questionnaire consisted of color, glossiness, stickiness, aroma, chewing, sweetness, nuttiness, chewiness, softness, bursting, flavor, texture and swallowability. The sensory evaluation results were analyzed by giving -3 points to +3 points. The former points were given to the response that 100% rice meal is very superior to the response that rice containing 20% whole wheat meal. The latter points were given vice versa. Zero point was given to the response that they are similar each other. As a result, rice with 20% whole wheat meal was better than 100% rice meal in terms of color, aroma, chewiness, bursting and flavor. In case of sweetness and glossiness, there didn't exist significantly different. On the other hands, 100% rice meal was better in terms of softness and swallowability. As a result of ANOVA by age groups, from 30s or younger to 60s or more, there was significant difference among the groups in terms of color, chewiness and bursting. As a result of post-hoc analysis with Duncan's multiple range test (p < 0.05), 50s were evaluated to be significantly superior in color, chewiness and bursting compared to other age groups. In conclusion, it is appropriate to use whole wheat as a supplement to rice in order to improve the self-sufficiency of domestic wheat. As a strategy to promote domestic wheat consumption, in case of Ariheuk, it is necessary to provide an experience through whole wheat tasting and to establish a marketing strategy segmented by age groups.

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Glycemic Index Lowering Effects of Breads Supplemented with Resistant Starch, Whole Rye Grain and Fructooligosaccharide (저항전분, 통호밀 및 프락토올리고당을 첨가한 식빵의 개발과 Glycemic index 감소 효과)

  • Park, Min-A;Lee, Joung-Won;Shin, Mal-Shick;Ly, Sun-Yung
    • Korean Journal of Community Nutrition
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    • v.12 no.2
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    • pp.189-197
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    • 2007
  • Low glycemic index (GI) foods have been reported to be very important in the control of blood glucose levels in diseases such as diabetes mellitus and obesity, which are becoming more prevalent in Korea. Bread consumption at breakfast and as a snack is also on the rise. To provide low GI alternatives, breads supplemented with dietary fibers-fructooligosaccharide (FOS), ground whole rye, and 2 types of resistance starch (RS2 and RS4)-were developed. The GIs for these breads were evaluated with 13 healthy college students (M6, F7) and sensory tests were done. Four kinds of breads were made through the modification of a basic recipe for white bread (the control, B) as follows: for Bf, the entire amount of sugar was replaced with FOS. For Ryef, 50% of the white wheat flower was replaced with roughly ground wholerye (20 mesh: 12-20 mesh = 1 : 3) in addition to replacing sugar with FOS. For RS2f and RS4f, 20% of the white wheat flower was replaced with RS2 or RS4, in addition to replacing sugar with FOS. The overall preference score of Bf was similar to that of B, while those of Ryef, RS2f and RS4f were lower than that of B, but showed the acceptable degree of the overall preference. The glycemic indices of Ryef and RS2f were 46.1 and 45.9 respectively, which were significantly lower than the GI of B, 67.8. The GIs of Bf and RS4f were, however, 66.7 and 80.5 respectively, showing no significant difference compared to B. The glycemic loads for a 30 g serving were 9.5, 5.9, 6.2, 11.0 and 9.0 for B, Bf, Ryef, RS2f and RS4f, respectively. In conclusion, addition of RS2 or roughly ground whole rye to the dough formula significantly lowered the GI. Since the preferences shown for those two breads were acceptable, they may be recommended as a substitute for white bread fir persons who need blood glucose management. More studies on the bread making process are required to improve preference and acceptance. Although GI lowering effects for F and RS4 were not found in this study, further studies are needed to verify their effects.

Quality Characteristics of Pan Bread Added with Black Garlic Flour (흑마늘 가루를 첨가한 제빵의 품질 특성)

  • Kim, Jung-Hoon;Lee, Myung-Ho;Lee, Sang-Ah;Choi, Young-Sim
    • Culinary science and hospitality research
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    • v.16 no.3
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    • pp.286-297
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    • 2010
  • This study examines physiochemical characteristics of functional bread with black garlic flour added such as its content, texture, sensory test and quality properties. The loaf volume and weight of black garlic flour-added pan bread showed that for the control, the loaf volume was the greatest, and the more the black garlic flour content increased, the smaller the loaf volume became. The change of crust chromaticity showed that the L value decreased significantly, and crust chromaticity thickened, and as the black garlic flour content increased, a value and b value decreased. The characteristics of texture showed that the hardness and chewiness decreased as the black garlic flour content increased, and gumminess increased significantly while there was no significant difference in cohesiveness. The flavor, taste and texture of pan bread with black garlic flour content didn't showed a significant difference with the control. Consequently, the black garlic flour-added wheat flour was no significant difference with the control up to 3% black garlic flour-added wheat flour, which can be used as a product.

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Studies on the Preparation and Utilization of Filefish Protein Concentrate (FPC) -IV. The Production and Characteristics of Bread using FPC-Wheat Composite Flour- (말쥐치 농축단백질(濃縮蛋白質)의 제조(製造) 및 이용(利用)에 관(關)한 연구(硏究) -제 4 보 : 말쥐취 농축단백질(濃縮蛋白質)-밀가루 복합분(複合粉)을 이용(利用)한 제빵시험(試驗)-)

  • Yang, Han-Chul;Lim, Wang-Jin;Paik, Soon-Young
    • Korean Journal of Food Science and Technology
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    • v.15 no.3
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    • pp.269-276
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    • 1983
  • Experiments were performed to study the rheological and baking properties of bread fortified with various amounts of filefish protein concentrate (FPC). Doughs were prepared from mixtures containing wheat flour and 5,10,15 and 20% of FPC. Standard methods were used to evaluate the rheology of doughs and characteristics of bread. The results were as follows. 1. The water absorption of the fortified doughs increased as FPC increased. FPC caused an increase in development time and stability as measured by Farinograph. 2. In the extensigraph test, FPC yielded a decrease in extensibility and an increase in resistance to extension. 3. Baking tests demonstrated that addition of FPC decreased the volume of loaf and made the crumb darker and coarser. 4. Additional tests were made to examine effect of sodium stearoyl lactylate (SSL) added at 0.25, 0.50, 1.00 and 2.00% on doughs containing 10% headed & gutted FPC. The most appropriate amount of SSL as an additive was 0.5%. 5. In the farinograph, adding 0.5% SSL could delay dough development time and greatly increase stability. 6. When 0.5% SSL was added on doughs containing 5,10,15 and 20% headed & gutted FPC, baking quality was greatly improved. The breads containing up to 10% were acceptable by the addition of SSL, but not in higher level of FPC. 7. The results of sensory evaluations of bread showed that the color, texture and taste of bread containing 5% whole FPC and 5, 10% headed & gutted FPC were reasonably gacceptable.

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Effect of Silkpeptide on Physicochemical Properties of Bread Dough (실크펩티드 첨가한 빵반죽의 이화학적 특성)

  • Kim, Young-Ho
    • Korean Journal of Food Science and Technology
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    • v.36 no.2
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    • pp.246-254
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    • 2004
  • Physicochemical properties of bread dough added with silkpeptide were investigated. Protein content of silkpeptide was 90.83%. In amino acid analysis, glycine content was highest at 18,760.04 mg%. Alanine, serine, and tyrosine contents were much higher in silkpeptide flour than wheat flour. Mixed silkpeptide showed low lightness and redness values and high yellowness. Farinograph water absorption decreased as silkpeptide content increased. Both arrival and development times of silkpeptide-added dough were longer than those of wheat flour, As silkpeptide content increased, degree of weakness increased, Maximum viscosity of amylograph decreased gradually with addition of silkpeptide, while gelatinization temperature was not affected. Extensograph showed extensibility and resistance to extension of dough increased, while ratio of resistence to extensibility highly increased with increasing amount of silkpeptide. Silkpeptide added to bread dough showed oxidation effect, indication that it could be used as natural additive for improving bread dough quality.