KMID : 0665420210360040382
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Korean Journal of Food Culture 2021 Volume.36 No. 4 p.382 ~ p.391
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Antioxidant Activity and Quality Characteristics of Rice cookies Prepared with Maca (Lepidium Meyenii) Powder
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Kim Jin-Seong
Choi Jin-Hee
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Abstract
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This study was conducted to find out the bakery processing suitability of maca and to develop rice-based processed foods.
We investigated the antioxidant activity and physicochemical properties of rice cookies prepared with the addition of maca(Lepidium meyenii) powder (1%, 2%, 3%, and 4% of the total materials). We observed an increase in the total polyphenoland flavonoid content, and DPPH-ABTS+ radical scavenging activity of the rice cookies as the proportion of added macapowder increased (p<0.05). The quality characteristics such as the ¡°a¡± value, ¡°b¡± value, and the hardness of the cookiesincreased with an increase in the proportion of maca powder (p<0.05) in the cookie, whereas the moisture content, pH ofthe dough, spread ratio, loss rate, leavening rate, and ¡°L¡± values showed a significant decrease (p<0.05). In the sensoryevaluation results, consumer acceptability showed a significantly higher value in the 2% maca cookie group (p<0.05), andthe characteristic intensity rating (color, flavor, bitterness) increased as the proportion of maca added to the cookie increased(p<0.05). Therefore, this suggests that adding 2% maca powder as the functional ingredient in rice cookies can result in ricebakery products with excellent qualities.
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KEYWORD
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Maca, cookie, antioxidant activity, quality characteristics
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