• Title/Summary/Keyword: autoclaving-cooling cycle RS3-type resistant starch

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Effect of RS3 type resistant starch prepared from nonwaxy rice starch on the properties of Injulmi (멥쌀전분으로 제조한 RS3형 저항전분이 인절미의 특성에 미치는 영향)

  • 김정옥;신말식
    • Korean journal of food and cookery science
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    • v.19 no.1
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    • pp.65-71
    • /
    • 2003
  • The objective of this study was to compare the textural properties and sensory evaluation of Injulmi, a traditional Korean waxy rice cake, added with 10, 20 and 30% of RS3-type resistant starch. RS3-type resistant starch was prepared from nonwaxy rice(Odaebyeo) starch by autoclaving-cooling cycle. The RS yield of RS3-type resistant starch was 9.10%. By increasing the addition level of RS3-type resistant starch, the hardness and adhesiveness of Injulmi increased as measured by using a rheometer. Hunter color L and a values of Injulmi added with RS3-type resistant starch were increased, but b value was decreased. In case of sensory evaluation, the hardness of Injulmi added with RS3-type resistant starch was higher than that of non-added Injulmi. The overall duality of Injulmi added with RS3-type resistant starch by sensory evaluation was negatively correlated with the hardness measured by rheometer(p<.0.05).