Storage stability of value added products from sunflower kernels.

Gopika C Muttagi, Neena Joshi, Y G Shadakshari, R Chandru
Author Information
  1. Gopika C Muttagi: Department of Food Science and Nutrition, GKVK, UAS, Bengaluru, 560065 India.
  2. Neena Joshi: Department of Food Science and Nutrition, GKVK, UAS, Bengaluru, 560065 India.
  3. Y G Shadakshari: AICRP on Sunflower, GKVK, UAS, Bengaluru, 560065 India.
  4. R Chandru: Post Harvest Technology Scheme, GKVK, UAS, Bengaluru, 560065 India.

Abstract

Shelf life of two products namely chikki and Oilseed butter were evaluated. sunflower was substituted for groundnut at three levels (0, 50 and 100 %). Products were stored up to 2 months in ambient conditions (25-30 °C; RH 40-60 %). chikki was packed in Low density polyethylene (LDPE) and laminated pouches and oil seed butter was stored in glass and plastic jars. Products were evaluated for sensory characteristics, absence of rancidity; per cent free fatty acid and peroxide value. Stored chikki was evaluated for microbial load. Products were acceptable for sensory attributes even at the end of storage period. Product chikki stored in laminated pouches had higher per cent free fatty acid and peroxide value compared to that stored in Low density polyethylene (LDPE) pouches. Oilseed butter stored in glass jar had higher per cent free fatty acid when compared to that stored in plastic jar. Stored chikki had higher microbial load in the Low density polyethylene (LDPE) when compared to that stored in laminated pouches. Products made with groundnut alone (control) were preferred over those made in combination with sunflower and groundnut (1:1) or sunflower alone. However all products were highly acceptable at the end of storage period.

Keywords

References

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  2. Plant Foods Hum Nutr. 1991 Oct;41(4):381-7 [PMID: 1665564]
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Word Cloud

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