Starch controls brittleness in emulsion-gels stabilized by pea flour

نویسندگان

چکیده

Pea proteins are widely studied as emulsifying and gelling agents in soft food materials. However, their extraction process consumes energy often focuses only on protein purity. To reduce extraction-related consumption, unpurified pea protein-starch mixtures could be used directly functional ingredients. Such provide additional advantages due to binary role, such using emulsifiers starch a agent. Therefore, we investigated the heat-induced gelation of emulsions (30 or 50% oil), stabilized by flour (PF) containing 20 wt% 50 starch. understand effect gelation, was removed from filtration. Heat-induced behavior mixture (PPM) compared with PF emulsions. Both PPM gelled upon temperature treatment, monitored oscillatory shear rheology. At pH 7, (in PF) contributed higher G' (2000Pa) without (PPM:?1000 Pa). Whereas, at 3, presence did not contribute G? The both values affected microstructure emulsion gels. after heating were more brittle applying strain nature most likely gel's disruption oil droplet network. Our results insight into when native mixture. study demonstrates that depending conditions, blends have better functionality.

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ژورنال

عنوان ژورنال: Food Hydrocolloids

سال: 2022

ISSN: ['1873-7137', '0268-005X']

DOI: https://doi.org/10.1016/j.foodhyd.2022.107708