Quality of bread rolls fortified with date fruit pomace: Structure, proximate composition, staling, and sensory evaluation

This study explored the effect of fortification of bread rolls by a high-fibre dietary ingredient from date fruit pomace. Structure, proximate composition, texture, staling, and sensory quality of bread rolls were studied. Flour fortification with sugar-free pomace (0, 5, 10, 15, and 20 %, w/w) led...

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Main Authors: Alaa Almoumen, Huda Mohamed, Bhawna Sobti, Mutamed Ayyash, Rabih Kamleh, Ali H. Al-Marzouqi, Afaf Kamal-Eldin
Format: Article
Language:English
Published: Elsevier 2025-03-01
Series:NFS Journal
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Online Access:http://www.sciencedirect.com/science/article/pii/S2352364625000033
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author Alaa Almoumen
Huda Mohamed
Bhawna Sobti
Mutamed Ayyash
Rabih Kamleh
Ali H. Al-Marzouqi
Afaf Kamal-Eldin
author_facet Alaa Almoumen
Huda Mohamed
Bhawna Sobti
Mutamed Ayyash
Rabih Kamleh
Ali H. Al-Marzouqi
Afaf Kamal-Eldin
author_sort Alaa Almoumen
collection DOAJ
description This study explored the effect of fortification of bread rolls by a high-fibre dietary ingredient from date fruit pomace. Structure, proximate composition, texture, staling, and sensory quality of bread rolls were studied. Flour fortification with sugar-free pomace (0, 5, 10, 15, and 20 %, w/w) led to bread having darker crust and crumbs in a concentration-dependent manner (P < 0.05). Increasing the pomace concentration levels also led to dense crumb structure, especially at the 20 % level. The proximate composition (on dry basis %) ranged as follows: protein (15.4–16.6 %), ash (2.1–2.7 %), fat (1.8–2.8 %), carbohydrates (73.6–57.5 %), and total dietary fibre (5.7–22.4 %). At 20 % fortification, bread moisture and weight increased by 12 % and 10 %, diameter and specific volume decreased by 16 % and 54 %, hardness, springiness, and chewiness increased by 57 %, 28 % and 62 %, and cohesiveness decreased by 18 % compared to the control, respectively (P < 0.05). The differences in the texture and physical parameters of the different bread rolls were significant during four days of storage with all bread rolls becoming smaller and denser. As fibre concentration increased, the bread became heavier with noticeable textural changes such as increased hardness and chewiness. Despite these changes, the rolls were acceptable in a consumer test, especially at moderate fibre levels. Therefore, the date fruit high fibre dietary ingredient holds promise for incorporation into bread-making processes to enhance daily fibre intake.
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institution Kabale University
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publishDate 2025-03-01
publisher Elsevier
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series NFS Journal
spelling doaj-art-4eacfab0177748da9e4ad583c619d6f62025-01-23T05:27:10ZengElsevierNFS Journal2352-36462025-03-0138100214Quality of bread rolls fortified with date fruit pomace: Structure, proximate composition, staling, and sensory evaluationAlaa Almoumen0Huda Mohamed1Bhawna Sobti2Mutamed Ayyash3Rabih Kamleh4Ali H. Al-Marzouqi5Afaf Kamal-Eldin6Department of Food Science, College of Agriculture and Veterinary Medicine, United Arab Emirates University, Al Ain, United Arab EmiratesDepartment of Chemical Engineering, College of Engineering, United Arab Emirates University, Al Ain, United Arab EmiratesDepartment of Food Science, College of Agriculture and Veterinary Medicine, United Arab Emirates University, Al Ain, United Arab EmiratesDepartment of Food Science, College of Agriculture and Veterinary Medicine, United Arab Emirates University, Al Ain, United Arab EmiratesHayel Saeed Anam (HSA), Yemen Group, Dubai, United Arab EmiratesDepartment of Chemical Engineering, College of Engineering, United Arab Emirates University, Al Ain, United Arab EmiratesDepartment of Food Science, College of Agriculture and Veterinary Medicine, United Arab Emirates University, Al Ain, United Arab Emirates; Corresponding author.This study explored the effect of fortification of bread rolls by a high-fibre dietary ingredient from date fruit pomace. Structure, proximate composition, texture, staling, and sensory quality of bread rolls were studied. Flour fortification with sugar-free pomace (0, 5, 10, 15, and 20 %, w/w) led to bread having darker crust and crumbs in a concentration-dependent manner (P < 0.05). Increasing the pomace concentration levels also led to dense crumb structure, especially at the 20 % level. The proximate composition (on dry basis %) ranged as follows: protein (15.4–16.6 %), ash (2.1–2.7 %), fat (1.8–2.8 %), carbohydrates (73.6–57.5 %), and total dietary fibre (5.7–22.4 %). At 20 % fortification, bread moisture and weight increased by 12 % and 10 %, diameter and specific volume decreased by 16 % and 54 %, hardness, springiness, and chewiness increased by 57 %, 28 % and 62 %, and cohesiveness decreased by 18 % compared to the control, respectively (P < 0.05). The differences in the texture and physical parameters of the different bread rolls were significant during four days of storage with all bread rolls becoming smaller and denser. As fibre concentration increased, the bread became heavier with noticeable textural changes such as increased hardness and chewiness. Despite these changes, the rolls were acceptable in a consumer test, especially at moderate fibre levels. Therefore, the date fruit high fibre dietary ingredient holds promise for incorporation into bread-making processes to enhance daily fibre intake.http://www.sciencedirect.com/science/article/pii/S2352364625000033Date fruit pomaceHigh-fibre date ingredientBread fortificationSensory evaluationDietary fibre incorporation
spellingShingle Alaa Almoumen
Huda Mohamed
Bhawna Sobti
Mutamed Ayyash
Rabih Kamleh
Ali H. Al-Marzouqi
Afaf Kamal-Eldin
Quality of bread rolls fortified with date fruit pomace: Structure, proximate composition, staling, and sensory evaluation
NFS Journal
Date fruit pomace
High-fibre date ingredient
Bread fortification
Sensory evaluation
Dietary fibre incorporation
title Quality of bread rolls fortified with date fruit pomace: Structure, proximate composition, staling, and sensory evaluation
title_full Quality of bread rolls fortified with date fruit pomace: Structure, proximate composition, staling, and sensory evaluation
title_fullStr Quality of bread rolls fortified with date fruit pomace: Structure, proximate composition, staling, and sensory evaluation
title_full_unstemmed Quality of bread rolls fortified with date fruit pomace: Structure, proximate composition, staling, and sensory evaluation
title_short Quality of bread rolls fortified with date fruit pomace: Structure, proximate composition, staling, and sensory evaluation
title_sort quality of bread rolls fortified with date fruit pomace structure proximate composition staling and sensory evaluation
topic Date fruit pomace
High-fibre date ingredient
Bread fortification
Sensory evaluation
Dietary fibre incorporation
url http://www.sciencedirect.com/science/article/pii/S2352364625000033
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