<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Muffin is a flour confectionery product with an elastic texture. Nowadays, vegetable products are replacing traditional dairy products more often in the food sector. Tofu, which is a quintessential soy protein product, is one of the alternatives for making vegan products. The aim of this research was to determine the influence of defrosting processes to changes of sensory and textural properties of a muffins with cottage cheese and its vegan substitutes. Five types of muffins were used in the study – muffin without cottage cheese (control), muffin with cottage cheese, muffin with lactose-free cottage cheese, tofu muffin and tofu chickpea muffin, which were thawed after freezing in two ways (at room temperature and in a microwave oven). For the determination of muffin quality, the Quantitative descriptive method (QDA) was used, and for overall liking, the 7-point hedonic scale and acceptance – Just-about-Right (JAR) method were used. To evaluate physical-chemical and textural analysis, standard methods were used. The method of defrosting muffins – room (ambient) temperature or microwave – has no significant effect (p>0.05) on the quality and JAR rating of the muffins with cottage cheese and tofu. The obtained results showed that the addition of plant-based protein sources significantly reduces the volume of muffins; the texture of the muffins becomes softer, but more sticky. In the process of defrosting using a microwave, the structure of the muffins is drier, softer, whitish, and less sticky, compared to a muffin thawed at 22 °C.</p>
</abstract>

Muffin is a flour confectionery product with an elastic texture. Nowadays, vegetable products are replacing traditional dairy products more often in the food sector. Tofu, which is a quintessential soy protein product, is one of the alternatives for making vegan products. The aim of this research was to determine the influence of defrosting processes to changes of sensory and textural properties of a muffins with cottage cheese and its vegan substitutes. Five types of muffins were used in the study – muffin without cottage cheese (control), muffin with cottage cheese, muffin with lactose-free cottage cheese, tofu muffin and tofu chickpea muffin, which were thawed after freezing in two ways (at room temperature and in a microwave oven). For the determination of muffin quality, the Quantitative descriptive method (QDA) was used, and for overall liking, the 7-point hedonic scale and acceptance – Just-about-Right (JAR) method were used. To evaluate physical-chemical and textural analysis, standard methods were used. The method of defrosting muffins – room (ambient) temperature or microwave – has no significant effect (p>0.05) on the quality and JAR rating of the muffins with cottage cheese and tofu. The obtained results showed that the addition of plant-based protein sources significantly reduces the volume of muffins; the texture of the muffins becomes softer, but more sticky. In the process of defrosting using a microwave, the structure of the muffins is drier, softer, whitish, and less sticky, compared to a muffin thawed at 22 °C.

Sensory and Textural Properties of Frozen Muffins Prepared with Cottage Cheese and Tofu

Latvia University of Life Sciences and Technologies

Rural Sustainability Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Muffin is a flour confectionery product with an elastic texture. Nowadays, vegetable products are replacing traditional dairy products more often in the food...

Sensory and Textural Properties of Frozen Muffins Prepared with Cottage Cheese and Tofu

Published Online: Oct 13, 2022

Page range: 23 - 31

Received: Mar 06, 2022

Accepted: Jun 20, 2022

DOI: https://doi.org/10.2478/plua-2022-0004

Keywords
muffin, cottage cheese, tofu, sensory properties, structure

© 2022 Dace Klava et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Sensory and Textural Properties of Frozen Muffins Prepared with Cottage Cheese and Tofu

Published Online: Oct 13, 2022

Page range: 23 - 31

Received: Mar 06, 2022

Accepted: Jun 20, 2022

DOI: https://doi.org/10.2478/plua-2022-0004

Keywordsmuffin, cottage cheese, tofu, sensory properties, structure

© 2022 Dace Klava et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
muffin, cottage cheese, tofu, sensory properties, structure