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Copyright of Indonesian Fisheries Processing Journal / Jurnal Pengolahan Hasil Perikanan Indonesia is the property of IPB University and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Copyright of Harran Journal of Agricultural & Food Science is the property of Harran University, Faculty of Agriculture and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

The aim of this study is to add functional food feature to ice cream, which is a popular food, by enriching it with propolis. In addition, another aim of the study is to provide a widespread consumption potential through ice cream to propolis, which cannot be consumed raw and whose benefits and functional properties are unknown to most consumers. A mixture consisting of a total of 6 sample groups containing 0.0%, 0.1%, 0.2%, 0.3%, 0.4% and 0.5% propolis powder was prepared for the ice cream mix. Ice cream samples were prepared from these ice cream mixes. Different analyses were executed for propolis, ice cream mix and ice cream samples. While only antioxidant analysis was executed for propolis samples, Dry matter, pH, titration acidity analyzes were executed in ice cream mix samples. Volume increase index, texture analysis, melting rate, antioxidant activity and sensory analyzes in propolis added ice cream samples were carried out on different days during 2 months of storage. According to the findings, while the volume increase of the ice cream samples was not affected by the storage time, the difference between the propolis concentrations was found. It was observed that the first dripping times increased with storage, while the melting rate of the ice cream decreased. There was no significant change in the melting rate and first drip times depending on the propolis concentrations. The texture properties of ice cream samples have changed with the addition of propolis. The hardness and stickiness values of ice cream samples changed depending on the storage time. The addition of propolis significantly increased the antioxidant activity. Antioxidant activity was changed with the addition of propolis. The phenolic content and of ice cream did not change with storage, but FRAP value decreased slightly after 60 days of storage. Storage time had a limited effect on the physicochemical and sensory properties of ice cream. Although the addition of propolis negatively affected the physical and sensory properties of ice cream, it contributed significantly to the antioxidant activity even at the lowest concentrations. With this study, the potential of propolis-added ice cream as a functional new food for consumers of all ages has been demonstrated. In line with these results, new studies should be conducted by trying different propolis extracts and different concentrations, by revealing the functionality of propolis and adding it to new other foods. [ABSTRACT FROM AUTHOR]

Copyright of Harran Journal of Agricultural & Food Science is the property of Harran University, Faculty of Agriculture and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)

Abstract Pangasius fish is one of the rapid growing fresh water species in aquaculture. This study was aimed to assess the microbial number, physical quality and sensory evaluation of the Pangasius fish fillets from Nepal. Pangasius fish were collected from Chitwan and Nawalparasi districts, fillets were prepared and blast frozen simultaneously. The microbial number decreased rapidly during storage in frozen condition while Staphlylococcus aureus and Escherichia coli (which were present initially in fillets) disappeared during storage. The sensory panellists preferred air blast frozen fillets stored for one month than stored for two months. Different parts of the fish body showed different textural properties. Hardness was increased during second month of storage while other textural properties were found satisfactory in first month of storage in frozen condition. This study showed that sensory qualities of air blast frozen Pangasius fish fillets changes with time even in frozen storage. Keywords: fillet, microbial number, Pangasius, sensory, texture Abstrak Ikan Pangasius adalah salah satu spesies ikan air tawar yang dapat tumbuh cepat saat dibudidayakan. Penelitian ini bertujuan untuk menilai kualitas mikroba, kualitas fisik, dan evaluasi sensorik fillet ikan Pangasius di Nepal. Ikan Pangasius didapatkan dari daerah Chitwan dan Nawalparasi kemudian dibuat fillet dan dibekukan secara langsung. Jumlah mikroba menurun drastis saat penyimpanan dalam kondisi beku, sedangkan Staphlylococcus aureus dan Escherichia coli (yang memang ada di bahan sejak awal) tidak ada selama penyimpanan. Panelis sensoris lebih memilih fillet ikan dengan pembekuan air blast yang disimpan selama satu bulan daripada dua bulan. Bagian tubuh ikan yang berbeda menunjukkan sifat tekstur fillet yang berbeda. Tingkat kekerasan fillet ikan meningkat saat penyimpanan bulan ke dua, sementara sifat tekstur yang lain paling diminati saat penyimpanan bulan pertama dalam kondisi beku. Studi ini menunjukkan bahwa kualitas sensoris fillet ikan Pangasius dengan pembekuan air blast berubah seiring waktu bahkan dalam penyimpanan beku. Kata kunci: fillet, jumlah mikroba, Pangasius, sensori, tekstur

In this study, the effect of different chestnut roasting temperatures and times on the physical, textural and sensory properties of cocoa chestnut cream as a new product was investigated. Two different chestnut roasting temperatures (150 and 200 °C) and times (20 min and 40 min) were studied in laboratory scale model production. As the chestnut roasting temperature increased, accelerated oil separation, spreadability, stickiness, a*, b*, and ΔE* values increased, while water activity level, L* values and colour-appearance score decreased. It was observed that the temperature and time of chestnut roasting did not have a significant effect on taste-aroma score, but has a significant effect that do not show a specific trend on body-texture score. As a result, it was concluded that the product with the most suitable properties was the cocoa chestnut cream produced from the chestnut roasting at 200 °C for 40 minutes. [ABSTRACT FROM AUTHOR]

In this study, potential use of pumpkins, which are byproducts of pumpkins grown for their seeds only, was determined in cake production. Pumpkin powder was added into cake dough by means of displacement with wheat flour at rates of 15, 30 and 45%. While an increase in viscosity of cake dough was observed due to the use of pumpkin powder, a decrease in pH value of cake was determined. In terms of color values of cakes, L* values decreased by an increase in the rates of pumpkin powder, meaning that darker product was obtained in comparison to the control cake formula. On the other hand, a* and b* color values increased by an increase in the rates of pumpkin powder. Texture values for fracture force, hardness, adhesiveness, springiness, chewiness and resilience decreased. Results of sensory analysis indicated the highest score was the cake prepared with 30% pumpkin powder. In conclusion, the incorporation of pumpkin powder into cake formulation may be important for the cake industry, and results of this present study may be valuable for future studies. [ABSTRACT FROM AUTHOR]