agriTECH
Vol 43, No 3 (2023)

Application of Edible Coating Derived from Salacca Seed and Glucomannan on Red Chili (Capsicum annuum L.)

Evita Nugroho (Department of Agricultural and Biosystems Engineering, Faculty of Agricultural Technology, Universitas Gadjah Mada, Jl. Flora No. 1, Bulaksumur, Yogyakarta 55281)
Dian Kharisma Rahmawati (Department of Agricultural and Biosystems Engineering, Faculty of Agricultural Technology, Universitas Gadjah Mada, Jl. Flora No. 1, Bulaksumur, Yogyakarta 55281)
Vincentius Ferry (Department of Agricultural and Biosystems Engineering, Faculty of Agricultural Technology, Universitas Gadjah Mada, Jl. Flora No. 1, Bulaksumur, Yogyakarta 55281)
Ahmad Yumroni (Department of Agricultural and Biosystems Engineering, Faculty of Agricultural Technology, Universitas Gadjah Mada, Jl. Flora No. 1, Bulaksumur, Yogyakarta 55281)
Sri Rahayoe (Department of Agricultural and Biosystems Engineering, Faculty of Agricultural Technology, Universitas Gadjah Mada, Jl. Flora No. 1, Bulaksumur, Yogyakarta 55281)



Article Info

Publish Date
30 Sep 2023

Abstract

Chili is a significant commodity in Indonesia, but its short shelf life often leads to supply shortages and price fluctuations. To address this, post-harvest processing techniques, such as applying edible coating, are employed. This coating forms a thin plastic-like layer on the surface of the product, inhibiting metabolism while ensuring safety for consumption. Therefore, this research aimed to assess the effect of edible coating comprised of salacca seed flour and glucomannan, both at room temperature and under cold storage conditions, on weight loss, hardness, and color, ultimately extending the shelf life of chili. Edible coating procedure involved using salacca sourced from the Sleman market, porang tuber from Gunung Kidul farmer, as well as aqua dest, glycerol, and 96% ethanol. Various concentrations of coating layers were tested, including 1% salacca seed flour, 5% salacca seed flour, 10% salacca seed flour, 0.4% glucomannan, and a non-coated control group. The result showed that the optimal treatment during storage at room and the cold temperature was achieved with a 0.4% glucomannan coating layer and 1% salacca seed flour coating layer. Based on evaluations of weight loss, hardness, and color, it could be concluded that both salacca seed flour and glucomannan can extend the shelf life of chili.

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Journal Info

Abbrev

agritech

Publisher

Subject

Agriculture, Biological Sciences & Forestry

Description

Agritech with registered number ISSN 0216-0455 (print) and ISSN 2527-3825 (online) is a scientific journal that publishes the results of research in the field of food and agricultural product technology, agricultural and bio-system engineering, and agroindustrial technology. This journal is ...