Nutritional, Sensory, Texture Properties and Volatile Compounds Profile of Biscuits with Roasted Flaxseed Flour Partially Substituting for Wheat Flour
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. Methods
2.2.1. Proximate Composition Analysis
2.2.2. Preparation of Biscuits
2.2.3. Macro- and Microelements
2.2.4. Physical Evaluation of Biscuits
2.2.5. Total Phenolics Content
2.2.6. DPPH Radical Scavenging Activity Assay
2.2.7. Volatile Compounds
2.2.8. Instrumental Analysis of Texture
2.2.9. Sensory Analysis
2.2.10. Statistical Analysis
3. Results and Discussions
3.1. Proximate Composition of Flours
3.2. Volatile Compounds of Raw and Roasted Flaxseed
3.3. Proximate Composition for Biscuits with RFSF
3.4. Mineral Content of Biscuits
3.5. Analysis of Volatile Compounds of Biscuit Samples
3.6. Physical Characteristics of the Biscuits
3.7. Instrumental Analysis of Texture
3.8. Sensory Analysis
4. Conclusions
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Ingredients (g) | Biscuits Samples * | |||
---|---|---|---|---|
B0 | B10 | B25 | B40 | |
Wheat flour (WF) | 100 | 90 | 75 | 60 |
Roasted flaxseed flour (RFSF) | - | 10 | 25 | 40 |
Powder milk ** | 20 | 20 | 20 | 20 |
Margarine ** | 40 | 40 | 40 | 40 |
Sugar powdered ** | 40 | 40 | 40 | 40 |
Sodium bicarbonate ** | 2.5 | 2.5 | 2.5 | 2.5 |
Vanilla essence ** | 0.5 | 0.5 | 0.5 | 0.5 |
Water ** | 25 | 25 | 25 | 25 |
Technological parameters | ||||
Mixing time (min) Dough temperature (°C) | 7 22 | 7 22.4 | 7 23 | 7 23.5 |
Resting time (min) Temperature (°C) | 60 3–4 | 60 3–4 | 60 3–4 | 60 3–4 |
Baking time (min) Temperature (°C) | 10 200 | 10 200 | 10 200 | 10 200 |
Parameters | Wheat Flour Type 000 (WF) * | Roasted Flaxseed Flour (RFSF) * |
---|---|---|
Moisture (%, fw) | 14.55 ± 1.20 b | 1.64 ± 0.04 a |
Protein (%, fw) | 9.12 ± 1.03 a | 21.40 ± 1.50 b |
Ash (%, fw) | 0.48 ± 0.01 a | 3.95 ± 0.04 b |
Fat (%, fw) | 1.03 ± 0.20 a | 42.50 ± 1.50 b |
Crude fiber (%, fw) | 0.37 ± 0.23 a | 8.75 ± 1.45 b |
Total carbohydrate (%, fw) | 74.45 ± 0.9 b | 21.76 ± 0.76 a |
Volatile Compounds | RT (Retention Time, min) | Raw Flaxseeds (%) * | Roasted Flaxseed (%) * | Aroma Characteristics ** |
---|---|---|---|---|
Alcohols | ||||
3-Methylbutan-1-ol | 3.904 | 2.75 ± 0.05 a | 4.48 ± 0.03 b | Whiskey, malt, burnt |
2-Methylbutan-1-ol | 3.983 | 3.81 ± 0.21 a | 3.64 ± 0.032 a | Malt |
Pentan-1-ol | 4.843 | 3.97 ± 0.11 b | 1.38 ± 0.21 a | Fruit, balsamic |
Hexan-1-ol | 9.943 | 23.06 ± 0.03 b | 3.74 ± 0.11 a | Resin, flower, green |
Phenol | 15.682 | 3.63 ± 0.03 a | 2.99 ± 0.61 a | Whiskey, malt, burnt |
Aldehydes | ||||
Hexanal | 6.059 | N.D. | 24.24 ± 0.21 | Grass, tallow, fat, fruity, sweaty |
Benzaldehyde | 14.758 | 5.76 ± 0.11 a | 10.42 ± 0.32 b | Almond, burnt sugar |
Nonanal | 19.753 | 1.55 ± 0.08 a | 2.85 ± 0.11 b | Fat, citrus, green |
Decanal | 22.41 | 1.82 ± 0.03 a | 1.25 ± 0.04 a | Orange peel, tallow |
Ketones | ||||
Acetophenone | 18.532 | 13.22 ± 0.21 a | 17.28 ± 0.21 b | Must, flower, almond |
Benzophenone | 31.22 | 3.18 ± 0.03 b | 1.85 ± 0.11 a | Balsamic |
Terpenes and terpenoids | ||||
α-Pinene | 13.358 | 12.70 ± 0.21 b | 6.81 ± 0.30 a | Pine |
β-Pinene | 15.343 | 4.80 ± 0.21 b | 1.99 ± 0.03 a | Pine, resin |
D-limonene | 17.32 | 10.72 ± 0.10 b | 9.85 ± 0.03 a | Citrus, mint |
Camphene | 14.117 | 2.48 ± 0.21 | N.D. | Camphor |
Acids | ||||
Benzoic acid | 21.15 | 1.19 ± 0.21 | N.D. | Balsamic |
Others | ||||
2-Methyloctane | 9.503 | 4.51 ± 0.02 b | 2.80 ± 0.02 a | Alkane |
2-Pentylfuran | 15.97 | N.D. | 2.95 | Fruity |
Parameters | Biscuit Samples * | |||
---|---|---|---|---|
B0 | B10 | B25 | B40 | |
Proximate Composition (% fw) | ||||
Moisture (%) | 7.34 ± 0.10 d | 6.50 ± 0.20 c | 5.7 ± 0.15 b | 4.92 ± 0.14 a |
Protein (%) | 8.35 ± 0.50 a | 9.12 ± 0.20 b | 9.89 ± 0.40 c | 10.77 ± 0.90 d |
Ash (%) | 1.23 ± 0.02 a | 1.61 ± 0.05 b | 2.13 ± 0.07 c | 2.60 ± 0.02 d |
Fat (%) | 15.19 ± 0.90 a | 19.06 ± 1.01 b | 23.88 ± 1.20 c | 28.34 ± 1.50 d |
Crude fiber (%) | 0.75 ± 0.92 a | 1.95 ± 0.04 b | 3.20 ± 0.14 c | 5.05 ± 0.45 d |
Total carbohydrate (%) | 67.14 ± 0.70 d | 61.76 ± 0.06 c | 55.19 ± 0.21 b | 48.32 ± 0.32 a |
TPC (mg GAE/100 g, fw) | 63.06 ± 0.07 a | 69.95 ± 0.03 b | 74.23 ± 0.12 c | 78.82 ± 0.26 d |
DPPH (%RSA) | 13.57 ± 0.14 a | 18.89 ± 0.09 b | 26.41 ± 0.29 c | 32.03 ± 0.71 d |
Mineral Content (mg/100 g, fw) | Biscuit Samples * | |||
---|---|---|---|---|
B0 | B10 | B25 | B40 | |
P | 27.83 ± 0.03 a | 35.64 ± 0.39 b | 43.20 ± 067 c | 49.78 ± 0.03 d |
K | 240.46 ± 0.89 a | 275.38 ± 0.76 b | 313.08 ± 0.55 c | 356.99 ± 0.99 d |
Cu | N.D. | N.D. | N.D. | N.D. |
Zn | 0.71 ± 0.09 a | 1.12 ± 0.03 b | 1.54 ± 0.05 c | 1.97 ± 0.02 d |
Fe | 1.40 ± 0.03 a | 1.87 ± 0.05 b | 2.27 ± 0.07 c | 2.76 ± 0.11 d |
Mn | N.D. | N.D. | N.D. | N.D. |
Ca | 164.46 ± 0.83 a | 195.43 ± 0.79 b | 223.05 ± 0.85 c | 256.09 ± 0.533 d |
Mg | 41.36 ± 0.55 a | 90.16 ± 0.59 b | 141.47 ± 0.88 c | 191.33 ± 0.39 d |
Volatile Compounds | RT (Retention Time, min) | Biscuit Samples * | Aroma Characteristics ** | |||
---|---|---|---|---|---|---|
B0 | B10 | B25 | B40 | |||
Alcohols | ||||||
Phenol | 15.65 | 1.83 ± 0.03 b | 1.8 ± 0.02 b | 1.13 ± 0.03 a | 3.63 ± 0.04 c | Phenol |
Aldehydes | ||||||
Hexanal | 6.07 | 18.39 ± 0.05 c | 14.76 ± 0.12 a | 15.35 ± 0.22 a | 16.36 ± 0.03 b | Grass, tallow, fat |
Heptanal | 11.926 | 0.63 ± 0.02 b | 0.19 ± 0.02 a | 0.98 ± 0.04 c | 1.12 ± 0.07 c | Fat, citrus |
Octanal | 16.506 | 0.97 ± 0.03 a | 0.87 ± 0.06 a | 1.20 ± 0.05 b | 1.46 ± 0.04 c | Lemon, green |
Nonanal | 19.74 | 5.13 ± 0.22 c | 3.12 ± 0.11 b | 1.69 ± 0.05 a | 2.99 ± 0.03 b | Fat, citrus, green |
Benzaldehyde | 14.744 | 2.40 ± 0.03 a | 5.08 ± 0.21 b | 7.18 ± 0.33 c | 8.82 ± 0.03 c | Almond, burnt sugar |
Decanal | 22.412 | 0.59 ± 0.04 b | 0.45 ± 0.02 a | 0.62 ± 0.03 b | 0.90 ± 0.02 c | Orange peel, tallow |
Ketones | ||||||
Heptan-2-one | 11.167 | 0.89 ± 0.04 a | 1.13 ± 0.02 a | 3.82 ± 0.06 b | 4.22 ± 0.08 b | Cheese, fruity, ketonic, green banana, with a creamy nuance |
Acetophenone | 18.524 | 2.50 ± 0.03 a | 5.02 ± 0.02 b | 8.69 ± 0.06 c | 10.98 ± 0.02 d | Must, flower, almond |
Nonan-2-one | 19.341 | 1.59 ± 0.02 b | 1.44 ± 0.03 b | 0.53 ± 0.05 a | 1.70 ± 0.04 b | Fruity, sweet, waxy, green herbaceous |
Benzophenone | 31.223 | 1.26 ± 0.04 c | 0.72 ± 0.06 b | 0.91 ± 0.03 b | 0.44 ± 0.05 a | Balsamic |
Terpenes and terpenoids | ||||||
β-Myrcene | 15.951 | 8.99 ± 0.17 a | 10.77 ± 0.23 a | 12.79 ± 0.31 b | 15.65 ± 0.22 c | Balsamic, must, spice |
D-Limonene | 17.323 | 2.47 ± 0.03 a | 4.28 ± 0.04 b | 6.14 ± 0.07 c | 8.48 ± 0.03 d | Citrus, mint |
Acids | ||||||
Benzoic acid | 21.232 | 9.62 ± 0.02 c | 5.91 ± 0.03 b | 7.15 ± 0.07 b | 3.02 ± 0.03 a | Balsamic |
Dodecanoic acid | 29.711 | 2.47 ± 0.03 a | 4.28 ± 0.04 b | 6.14 ± 0.07 c | 8.48 ± 0.03 d | Mild fatty, coconut bay oil |
Others | ||||||
Dimethyl disulfide | 4.067 | 7.29 ± 0.05 b | 6.67 ± 0.03 b | 4.06 ± 0.12 a | 4.27 ± 0.34 a | Sulfurous |
2,4-Dimethylheptane | 7.008 | 8.18 ± 0.22 c | 6.86 ± 0.31 b | 6.81 ± 0.02 b | 3.16 ± 0.12 a | Alkane |
4-Methyloctane | 9.388 | 6.55 ± 0.12 b | 6.05 ± 0.05 a | 6.75 ± 0.03 bc | 6.92 ± 0.02 c | Alkane |
3,7-Dimethyldecane | 18.213 | 8.79 ± 0.15 b | 14.51 ± 0.21 c | 5.27 ± 0.23 a | 2.95 ± 0.08 a | Alkane |
3,4-Dimethylundecane | 18.388 | 2.60 ± 0.07 b | 2.52 ± 0.09 b | 1.20 ± 0.02 a | 0.68 ± 0.03 a | Alkane |
Ethyl 2,4-dioxohexanoate | 16.369 | 0.94 ± 0.04 a | 1.20 ± 0.03 ab | 1.66 ± 0.05 b | N.D. | Apple peel, fruit |
Biscuits Samples | Physical Parameters * | |||
---|---|---|---|---|
Weight (g) | Thickness (cm) | Diameter (cm) | Spread Factor | |
B0 | 12.9 ± 1.09 a | 0.75 ± 0.30 a | 5.93 ± 1.20 a | 7.90 ± 1.90 c |
B10 | 12.8 ± 1.10 a | 0.79 ± 1.00 ab | 6.08 ± 1.04 b | 7.70 ± 1.50 bc |
B25 | 12.7 ± 1.40 a | 0.83 ± 0.50 b | 6.17 ± 1.09 bc | 7.43 ± 2.10 b |
B40 | 12.6 ± 1.25 a | 0.89 ± 0.90 c | 6.26 ± 1.30 c | 7.03 ± 2.90 a |
Sample | B0 | B10 | B25 | B40 |
---|---|---|---|---|
Hardness cycle 1 (g) | 10,655 ± 21 d | 8801 ± 80 c | 7136 ± 69 b | 5714 ± 34 a |
Hardness Work cycle 1 (mJ) | 262.73 ± 34.22 d | 200.05 ± 11.33 c | 150.8 ± 35.10 b | 122.30 ± 25.82 a |
Sample | Appearance | Hardness | Crispiness | Chewiness | Taste and Aroma | Aftertaste | Overall Appreciation |
---|---|---|---|---|---|---|---|
B0 | 5.83 ± 1.34 c | 3.58 ± 1.07 b | 5.38 ± 1.48 a | 6.15 ± 1.32 b | 5.77 ± 0.83 a | 5.02 ± 1.79 c | 6.88 ± 1.15 ab |
B10 | 5.62 ± 1.39 c | 2.37 ± 0.84 a | 6.79 ± 1.75 b | 5.33 ± 1.46 a | 6.10 ± 0.72 b | 4.42 ± 1.35 b | 6.92 ± 1.20 ab |
B25 | 4.94 ± 1.38 b | 2.88 ± 0.92 ab | 6.56 ± 1.64 b | 5.50 ± 1.42 a | 6.42 ± 1.05 c | 4.23 ± 1.65 b | 6.75 ± 1.37 a |
B40 | 4.35 ± 1.69 a | 2.65 ± 1.25 a | 7.12 ± 1.96 c | 5.40 ± 1.65 a | 6.87 ± 1.47 d | 3.90 ± 2.04 a | 6.94 ± 1.49 b |
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Man, S.M.; Stan, L.; Păucean, A.; Chiş, M.S.; Mureşan, V.; Socaci, S.A.; Pop, A.; Muste, S. Nutritional, Sensory, Texture Properties and Volatile Compounds Profile of Biscuits with Roasted Flaxseed Flour Partially Substituting for Wheat Flour. Appl. Sci. 2021, 11, 4791. https://doi.org/10.3390/app11114791
Man SM, Stan L, Păucean A, Chiş MS, Mureşan V, Socaci SA, Pop A, Muste S. Nutritional, Sensory, Texture Properties and Volatile Compounds Profile of Biscuits with Roasted Flaxseed Flour Partially Substituting for Wheat Flour. Applied Sciences. 2021; 11(11):4791. https://doi.org/10.3390/app11114791
Chicago/Turabian StyleMan, Simona Maria, Laura Stan, Adriana Păucean, Maria Simona Chiş, Vlad Mureşan, Sonia Ancuţa Socaci, Anamaria Pop, and Sevastiţa Muste. 2021. "Nutritional, Sensory, Texture Properties and Volatile Compounds Profile of Biscuits with Roasted Flaxseed Flour Partially Substituting for Wheat Flour" Applied Sciences 11, no. 11: 4791. https://doi.org/10.3390/app11114791