Functionality of Muffins Fortified with Apple Pomace: Nutritional, Textural, and Sensory Aspects
Abstract
:1. Introduction
2. Materials and Methods
2.1. Materials
2.2. The Production of Apple Pomace Powder
2.3. Optimization of the Muffin Formulations with Apple Pomace Powder
2.4. Physicochemical Characterization of the Apple Pomace Powders
2.5. Determination of Total Polyphenol Content by Folin–Ciocâlteu Method
2.6. Determination of the Total Flavonoid Content
2.7. DPPH-Scavenging Activity
2.8. The Antimicrobial Potential and the Microbial Contamination of the Samples
2.9. The Cytotoxic and Anti-Proliferative Potential of the Methanolic Extracts of the by-Products
2.10. Extraction and Analysis of Volatile Compounds Using ITEX/GC-MS Technique
2.11. Characterization of the Muffins Containing Apple Pomace Powder
2.11.1. Textural Analysis
2.11.2. Sensory Evaluation of Different Muffin Prototypes
2.12. Statistical Analysis
3. Results and Discussion
3.1. Physicochemical Characterization of the Apple Pomace and the Obtained Powders
3.2. Volatile Compounds Determined from Apple Pomace before and after Its Processing into Powder
3.3. Volatile Compounds Determined in the Muffin Prototypes
3.4. Textural Characterisation of the Muffin Prototypes
3.5. Sensory Evaluation of Different Muffin Prototypes
4. Conclusions
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Apple By-Product | Dry Matter [%] | Acidity [%] | Minerals [%] | Fat [%] |
---|---|---|---|---|
Frozen | 21.18 ± 0.53 | 0.95 ± 0.07 | 2.40 ± 0.51 | 2.07 ± 0.13 |
F | 92.21 ± 0.57 | 3.76 ± 0.33 | 4.10 ± 0.81 | 3.62 ± 0.01 |
Dried 80 °C/5 h | 91.90 ± 0.42 | 2.15 ± 0.05 | 3.88 ± 0.10 | 3.52 ± 0.06 |
Apple By-Product | Soluble Substances [°Brix] | DPPH Antioxidant Activity [%] | Total Flavonoid Content [mg QE/100 g] | Total Polyphenolic Content [mg GAE/100 g] |
---|---|---|---|---|
Frozen | 0.50 ± 0.00 | 75.07 ± 0.20 | 578.1 ± 2.30 | 37.59 ± 0.64 |
Dried 50 °C/12 h | 2.00 ± 0.00 | 89.59 ± 0.82 | 1837.64 ± 2.32 | 54.78 ± 1.92 |
Dried 80 °C/5 h | 2.00 ± 0.00 | 92.29 ± 0.27 | 1661.25 ± 1.99 | 51.61 ± 2.56 |
Sample Parameter | Control Methanol | Frozen Apple By-Product | Dried Apple By-Product (50 °C/12 h) | Dried Apple By-Product (80 °C/5 h) |
---|---|---|---|---|
DO repetition 1 | 0.394 | 0.301 | 0.246 | 0.302 |
DO repetition 2 | 0.370 | 0.290 | 0.292 | 0.300 |
Mean of the DO | 0.382 | 0.296 | 0.269 | 0.301 |
% Viability | 100% | 77.36 | 70.42 | 78.80 |
Code | Sample | Salmonella enteritidis | Salmonella typhimurium | Staphylococcus aureus | Bacillus cereus |
---|---|---|---|---|---|
3 | Frozen by-product | - | - | 9.5 ± 0.41 | - |
4 | Dried by-product 80 °C/5 h | - | - | - | 10.5 ± 0.41 |
1 | Dried 50 °C/12 h | 9 ± 0 | - | 10 ± 0.82 | 9.5 ± 0.41 |
Volatile Compounds | Odor Perception | Raw By-Product | Apple Pomace Powder |
---|---|---|---|
Alcohols and aldehydes | |||
2-metil-1-butanol | Wine, Onion | 6.48 | N.D. |
1-pentanol | Balsamine, Oil, Sweet, Chemical Mint | 0.64 | 0.13 |
1-Hexanol | Ethereal, Oil, Alcohol, Green, Fruity, Sweet, Woody, Floral | 18.52 | 20.98 |
1-Dodecanol | Coconut, Earthy, Honey, Soapy, Wax | 0.66 | N.D. |
2-Methyl-1-butanol | Pleasant, Roasted, Wine, Onion, Fruity Fusel Alcoholic Whiskey | N.D. | 3.93 |
1-Octen-3-ol | Mushroom, Green, Vegetative | N.D. | 0.25 |
Aldehydes and Ketones | |||
Hexanal | Fresh, Green/Sharp, Earthy Overall Intensity Good, Green Apple, Fruity, Grass-Like | 51.37 | 24.43 |
2-Hexenal | Apple, Green | 1.44 | N.D. |
Heptanal | Soap, Orange Peel, Tallow | 0.38 | 0.58 |
2-Heptenal | Floral, Green, Fatty | 0.17 | 0.72 |
Benzaldehyde | Almond, String, Sharp, Sweet, Bitter, Cherry | 0.53 | 30.46 |
Nonanal | Aldehydic, Rose, Waxy, Citrus, Orange, Floral | 0.19 | 0.74 |
Octanal | Aldehydic, Waxy, Citrus, Orange Peel, Green, Fatty | N.D. | 0.22 |
2-Octenal, (E)- | Fresh Cucumber, Fatty, Herbal, Banana, Waxy, Green Leaf | N.D. | 0.27 |
5-Hepten-2-one | Citrus, Green, Musty, Lemongrass, Apple | 4.97 | 1.29 |
Acetophenone | Floral, Amond | 0.12 | N.D. |
ethanone, 1-[4-(1-methylethyl)phenyl] | Musk-related odors | N.D. | 0.46 |
Terpenes and terpenoids | |||
beta-Myrcene | Balsamic, Must, Spice | 0.14 | N.D. |
Limonene | Citrus, Mint | 0.57 | N.D. |
alpha-Farnesene | Mild, Green-Floral, Herbaceous, Sweet, Warm, Woody | 0.67 | N.D. |
alpha-Pinene | Pine, Turpentine | 0.21 | |
beta-Pinene | Fresh Minty, Eucalyptus, Camphoraceous note with a spicy, peppery nutmeg nuance | N.D. | 0.2 |
p-Cymene | Fruity, Sweet | N.D. | 0.11 |
D-Limonene | Lemon, Orange | N.D. | 5.36 |
Eucalyptol | Liquor, Mint, Pine | N.D. | 0.14 |
beta-Linalool | Nf | N.D. | 0.29 |
alpha-Terpineol | Oily, Anise, Minty, Peach-Like | N.D. | 0.31 |
Acids | |||
Butanoic acid, ethyl ester | Green Grass, Fruit | 0.42 | N.D. |
Butanoic acid, propyl ester | Nf | 0.28 | N.D. |
Butanoic acid, butyl ester | Nf | 0.91 | N.D. |
Butyl 2-methyl butanoate | Nf | 1.43 | N.D. |
n-Butyric acid 2-ethylhexyl ester | Nf | 0.55 | N.D. |
Butanoic acid | Rancid, Cheese | 1.4 | N.D. |
Benzoic Acid | Faint Balsam, Urine, Wine-Like, Very Weak | 0.11 | N.D. |
Butanoic acid, hexyl ester | Sweet, Slightly Waxy, Fruity, Apple, Apple Peel Aroma | 4.44 | N.D. |
Hexanoic acid | Sour, Fat, Sweat, Cheesy | 2.61 | 0.22 |
Octanoic acid, hexyl ester | Nf | 0.11 | N.D. |
Propanoic acid | Pungent, Rancid, Soy | 0.16 | 0.17 |
Acetic acid, hexyl ester | Sharp, Acrid, Vinegar, Sour | N.D. | 0.2 |
Miscellaneous compound | |||
Toluene | Nf | N.D. | 0.13 |
Furfural | Sweet Woody, Almond, Fragrant, Baked Bread | N.D. | 5.19 |
2-Pentylfuran | Sweet | N.D. | 1.6 |
Styrene | Sweet, Balsamic, Floral, Plastic | 0.44 | N.D. |
Isopentyl hexanoate | Sweet, Fruity | 0.08 | N.D. |
Volatile Compounds | Odor Perception | M_W0 | M_WB10% | M_WB20% | M_WB30% | M_WB40% |
---|---|---|---|---|---|---|
Alcohols and aldehydes | ||||||
Hexanal | Fresh, Green, Fatty, Fruity, Sweaty, Aldehydic, Grass, Leafy | 1.29 | 1.38 | 1.4 | 1.18 | 1.18 |
Heptanal | Soap, Orange Peel, Tallow, | 0.29 | N.D. | N.D. | N.D. | N.D. |
Octanal | Aldehydic, Waxy Citrus, Green Orange Peel | 0.2 | N.D. | N.D. | N.D. | N.D. |
2-Methyl propanal | Fresh Sweet, Mint, Floral | 0.11 | 0.12 | 0.13 | 0.12 | 0.13 |
2-Methyl butanal | Musty, Cocoa, Coffee, Nutty | 0.32 | 0.33 | 0.33 | 0.32 | 0.33 |
3-Methyl butanal | Ethereal, Aldehydic, Chocolate, Peach, Fatty | 0.79 | 0.80 | 0.79 | 0.80 | 0.80 |
Maltol | Sweet, Caramel, Cotton Candy, Jam, Fruity, Baked Bread | 0.05 | 0.06 | 0.06 | 0.05 | 0.06 |
Terpenes and terpenoids | ||||||
beta-Myrcene | Balsamic, Must, Spice | 3.07 | 2.68 | 3.12 | 2.66 | 2.64 |
alpha-Pinene | Pine, Turpentine | 1.18 | 1.27 | 0.83 | 0.89 | 0.70 |
beta-Pinene | Fresh Minty, Eucalyptus, Camphoraceous note with a spicy, peppery, nutmeg nuance | 2.00 | 1.74 | 1.43 | 1.58 | 1.23 |
p-Cymene | Citrus, Sweet, Herbal, Spicy | 1.95 | 2.36 | 1.47 | 2.36 | 2.11 |
D-Limonene | Lemon, Orange, Fresh Sweet | 84.64 | 83.67 | 86.97 | 87.04 | 87.52 |
Eucalyptol | Liquor, Mint, Pine | 0.07 | N.D. | N.D. | N.D. | N.D. |
alpha-Thujene | 0.49 | 0.55 | 0.35 | 0.35 | 0.32 | |
gamma-Terpinene | Turpentine, Herbaceous, Fruity, Sweet | 1.35 | 1.46 | 1.32 | 0.6 | 1.64 |
Acids | ||||||
Propanoic acid | Pungent, Rancid, Soy | 1.33 | 2.83 | 1.07 | 1.12 | 0.59 |
Miscellaneous compound | ||||||
Toluene | Nf | 0.09 | N.D. | N.D. | N.D. | N.D. |
Parameters | Muffin Samples | ||||
---|---|---|---|---|---|
M_W0 | M_WB10% | M_WB20% | M_WB30% | M_WB40% | |
Firmness [g] | 1055 | 754 | 1497 | 1757 | 1980 |
Total work [mJ] | 162.0 | 111.7 | 238.5 | 254.6 | 283.7 |
Fracturability [g] | 1055 | 750 | 1459 | 1757 | 1994 |
Deformation [%]—first fracture | 17.9 | 21.5 | 19.0 | 22.1 | 23.2 |
Peak load [dyn/cm2] | 23,418.6 | 16,737.1 | 33,230.0 | 39,001.4 | 42,300.2 |
Consistency [g] | 721 | 573 | 629 | 907 | 1124 |
Work done in cycle 2 [mJ] | 52.6 | 41.0 | 46.5 | 67.6 | 89.39 |
Elasticity | 0.75 | 0.82 | 0.72 | 0.73 | 0.75 |
Cohesiveness | 0.29 | 0.33 | 0.17 | 0.23 | 0.30 |
Gumminess [g] | 309 | 246 | 250 | 409 | 598 |
Chewiness [mJ] | 40.0 | 35.0 | 35.9 | 50.8 | 80.23 |
Mean consistency load [g] | 888 | 664 | 1063 | 1332 | 1690 |
Muffin Samples | Color | Taste | Aroma | Texture | Overall Acceptability |
---|---|---|---|---|---|
M_W0 | 8.04 ± 0.8 a | 7.66 ± 1.46 a | 8.04 ± 1.16 a | 8.57 ± 0.59 a | 8.19 ± 0.81 a |
M_WB10% | 7.85 ± 1.06 a | 7.90 ± 0.70 a | 8.00 ± 0.83 a | 8.42 ± 0.59 a | 7.90 ± 0.62 a |
M_WB 20% | 7.71 ± 1.00 a | 7.76 ± 0.76 a | 7.90 ± 0.83 a | 8.38 ± 0.66 a | 8.09 ± 0.76 a |
M_WB 30% | 7.71 ± 1.18 a | 7.71 ± 1.05 a | 7.71 ± 1.14 a | 8.33 ± 0.65 a | 8.00 ± 0.88 a |
M_WB 40% | 7.61 ± 1.20 a | 7.66 ± 1.31 a | 7.42 ± 1.28 a | 8.28 ± 0.64 a | 7.71 ± 1.18 a |
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Mureșan, A.E.; Man, S.; Socaci, S.A.; Pușcaș, A.; Tanislav, A.E.; Pall, E.; Mureșan, V.; Cerbu, C.G. Functionality of Muffins Fortified with Apple Pomace: Nutritional, Textural, and Sensory Aspects. Appl. Sci. 2024, 14, 6439. https://doi.org/10.3390/app14156439
Mureșan AE, Man S, Socaci SA, Pușcaș A, Tanislav AE, Pall E, Mureșan V, Cerbu CG. Functionality of Muffins Fortified with Apple Pomace: Nutritional, Textural, and Sensory Aspects. Applied Sciences. 2024; 14(15):6439. https://doi.org/10.3390/app14156439
Chicago/Turabian StyleMureșan, Andruța E., Simona Man, Sonia A. Socaci, Andreea Pușcaș, Anda Elena Tanislav, Emoke Pall, Vlad Mureșan, and Constantin G. Cerbu. 2024. "Functionality of Muffins Fortified with Apple Pomace: Nutritional, Textural, and Sensory Aspects" Applied Sciences 14, no. 15: 6439. https://doi.org/10.3390/app14156439
APA StyleMureșan, A. E., Man, S., Socaci, S. A., Pușcaș, A., Tanislav, A. E., Pall, E., Mureșan, V., & Cerbu, C. G. (2024). Functionality of Muffins Fortified with Apple Pomace: Nutritional, Textural, and Sensory Aspects. Applied Sciences, 14(15), 6439. https://doi.org/10.3390/app14156439