An innovative approach: cow/oat milk based kefir

The aim of this study was to evaluate the potential of kefir production using cow-oat milk mixture. Therefore kefir samples with 20, 40 and 60 % of oat milk were produced. The effect of oat-milk ratio on physicochemical, rheological, microbiological and sensory characteristics of the kefir samples w...

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Main Authors: Nayil Dinkçi, Harun Kesenkaş, Figen Korel, Özer Kınık
Format: Article
Language:English
Published: Croatian Dairy Union 2015-07-01
Series:Mljekarstvo
Online Access:http://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=209737
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author Nayil Dinkçi
Harun Kesenkaş
Figen Korel
Özer Kınık
author_facet Nayil Dinkçi
Harun Kesenkaş
Figen Korel
Özer Kınık
author_sort Nayil Dinkçi
collection DOAJ
description The aim of this study was to evaluate the potential of kefir production using cow-oat milk mixture. Therefore kefir samples with 20, 40 and 60 % of oat milk were produced. The effect of oat-milk ratio on physicochemical, rheological, microbiological and sensory characteristics of the kefir samples was studied during 21 days storage at refrigerated conditions. Increasing oat milk concentration affected the whey-off and apparent viscosity by higher whey off and lower viscosity results. Also the proteolytic activity of the samples was decreased by raising the oat milk concentrations. Increase of the oat milk concentration leaded to a decrease of pH of the samples. Statistical analysis showed that the lactococci and lactobacilli viable cell counts differed among the samples while the highest count was detected in sample with the highest amount of oat milk. The control sample (without oat milk) had higher yeast count during the storage period. The final product with 20 % of oat-milk and without addition of flavour was found to be the most acceptable by the sensory panellists. The results indicate the possibility for a new cow/oat milk based kefir.
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spelling doaj.art-7d6edfb337114cd2b68d8da19061563b2022-12-21T17:48:53ZengCroatian Dairy UnionMljekarstvo0026-704X1846-40252015-07-0165317718610.15567/mljekarstvo.2015.0304An innovative approach: cow/oat milk based kefirNayil Dinkçi0Harun Kesenkaş1Figen Korel2Özer Kınık3Ege University Faculty of Agriculture Department of Dairy Technology, 35100 Bornova, Izmir, TürkiyeEge University Faculty of Agriculture Department of Dairy Technology, 35100 Bornova, Izmir, TürkiyeIzmir Institute of Technology Faculty of Engineering Department of Food Engineering, 35430 Urla, Izmir, TürkiyeEge University Faculty of Agriculture Department of Dairy Technology, 35100 Bornova, Izmir, Türkiye The aim of this study was to evaluate the potential of kefir production using cow-oat milk mixture. Therefore kefir samples with 20, 40 and 60 % of oat milk were produced. The effect of oat-milk ratio on physicochemical, rheological, microbiological and sensory characteristics of the kefir samples was studied during 21 days storage at refrigerated conditions. Increasing oat milk concentration affected the whey-off and apparent viscosity by higher whey off and lower viscosity results. Also the proteolytic activity of the samples was decreased by raising the oat milk concentrations. Increase of the oat milk concentration leaded to a decrease of pH of the samples. Statistical analysis showed that the lactococci and lactobacilli viable cell counts differed among the samples while the highest count was detected in sample with the highest amount of oat milk. The control sample (without oat milk) had higher yeast count during the storage period. The final product with 20 % of oat-milk and without addition of flavour was found to be the most acceptable by the sensory panellists. The results indicate the possibility for a new cow/oat milk based kefir.http://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=209737
spellingShingle Nayil Dinkçi
Harun Kesenkaş
Figen Korel
Özer Kınık
An innovative approach: cow/oat milk based kefir
Mljekarstvo
title An innovative approach: cow/oat milk based kefir
title_full An innovative approach: cow/oat milk based kefir
title_fullStr An innovative approach: cow/oat milk based kefir
title_full_unstemmed An innovative approach: cow/oat milk based kefir
title_short An innovative approach: cow/oat milk based kefir
title_sort innovative approach cow oat milk based kefir
url http://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=209737
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