Monitoring Commercial Starter Culture Development in Presence of Red Grape Pomace Powder to Produce Polyphenol-Enriched Fresh Ovine Cheeses at Industrial Scale Level

نویسندگان

چکیده

Red grape Nero d’Avola cultivar pomace powder (GPP) was applied during fresh ovine cheese production in order to increase polyphenol content. Before cheeses were produced, the bacteria of a freeze-dried commercial starter culture isolated and tested vitro against GPP. Two dominant strains, both resistant GPP, identified. Thestarter inoculated pasteurized ewe’s milk curd divided into two bulks, one added with 1% (w/w) GPP another GPP-free. did not influence development, since lactic acid (LAB) counts 109 CFU/g at 30 d. To exclude interference indigenous LAB, analyzed, several colonies presumptive LAB isolated, purified typed. Four strains allotted Enterococcus Lacticaseibacillus genera. The direct comparison polymorphic profiles evidenced dominance over LAB. addition increased total phenolic compounds by 0.42 g GAE/kg. Sensory evaluation indicated that GPP-enriched well appreciated judges, providing evidence is suitable substrate availability content cheese.

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ژورنال

عنوان ژورنال: Fermentation

سال: 2021

ISSN: ['2311-5637']

DOI: https://doi.org/10.3390/fermentation7010035