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76153

Low fat Ras Cheese with Exopolysaccharide Producing Starter Cultures

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Last updated: 03 Jan 2025

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Abstract

Using of the exopolysaccharide-producing starter culture for improving the texture and technical properties of low-fat Ras cheese was studied. Ras cheese was manufactured using cow milk (3% fat) with non producing- EPS starter as control (CF). Low fat cow milk (1.5% fat) was divided into 3 equal portions. The first portion was served as control (Cl) with non producing- EPS starter. While EPS producing starter either commercial (T1) or laboratory (T2) were added for the other two portions respectively. The experimental design was performed to compare full and low fat Ras cheese (CF and Cl) with non producing- EPS starter culture with commercial and laboratory (T1and T2) with EPS producing starter culture. The physicochemical, textural profile analysis and organoleptic properties of fresh and stored cheeses (3 months) were determined. Also, the microscopic structural changes in fresh low- fat Ras cheese with EPS-producing starter were evaluated. The results indicated that addition of EPS producing cultures with decreasing fat of cheese milk lead to an increase in the moisture of treatments. Protein content of low fat Ras cheese was slight decreased with adding EPS-producing starter in cheese. The data indicate that control cheese (full fat without EPS-producing cultures) had the lowest values of acidity compared to low fat without EPS-producing cultures . Addition of exopolysaccharides starter in low fat Ras cheese caused decrease in hardness in cheeses. Values of hardness, cohesiveness, springiness, gumminess and chewiness decreased during storage period for 3 months. Using EPS- producing cultures in low fat Ras cheese was more pronounced on microscopic structural changes of the resultant cheese. Also, addition of EPS-producing cultures in Ras cheese milk improved sensory evaluation of the resultant cheese and cheese with 1.5% fat and EPS-producing culture (T2) was selected as the best cheese by sensory panel to produce high quality Ras cheese.

DOI

10.21608/ajs.2019.17009.1088

Keywords

Exopolysaccharides starter culture, low fat Ras cheese, Texture profile analysis (TPA) and organoleptic properties

Authors

First Name

Doaa

Last Name

Maamoun

MiddleName

-

Affiliation

Dairy Res. Dept., Food Technology Research Institute, Agricultural Research Center,

Email

doaamaamoun151@gmail.com

City

-

Orcid

0000-0003-3395-7565

First Name

Abd- Elmonem

Last Name

El-Badawy

MiddleName

-

Affiliation

Food Science department, Faculty of agriculture, Ain shams university, Cairo, Egypt

Email

hagrss123@yahoo.com

City

-

Orcid

-

First Name

Rezk

Last Name

Awad

MiddleName

-

Affiliation

Food Science department, Faculty of agriculture, Ain shams university, Cairo, Egypt

Email

rezkawad@hotmail.com

City

-

Orcid

-

First Name

Wafaa

Last Name

Salama

MiddleName

Mahmoud

Affiliation

Dairy Res. Dept., Food Technology Research Institute, Agricultural Research Center,

Email

wwh333385@yahoo.com

City

-

Orcid

-

Volume

27

Article Issue

4

Related Issue

11426

Issue Date

2019-11-01

Receive Date

2019-09-17

Publish Date

2019-11-01

Page Start

2,193

Page End

2,202

Print ISSN

1110-2675

Online ISSN

2636-3585

Link

https://ajs.journals.ekb.eg/article_76153.html

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https://ajs.journals.ekb.eg/service?article_code=76153

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12

Type

Original Article

Type Code

668

Publication Type

Journal

Publication Title

Arab Universities Journal of Agricultural Sciences

Publication Link

https://ajs.journals.ekb.eg/

MainTitle

Low fat Ras Cheese with Exopolysaccharide Producing Starter Cultures

Details

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Article

Created At

22 Jan 2023