Advances in deep-fat frying of foods by Servet Gulum Sumnu, Serpil Sahin

By Servet Gulum Sumnu, Serpil Sahin

Combines Engineering rules with Biochemistry wisdom

Battered fried meals regularly stay in excessive call for regardless of matters approximately their well-being features, prompting foodstuff processors to advance new equipment and replacement oils and batters within the identify of fit, tasty fried meals and high-performance, low in cost frying oil. With contributions from a global panel of nutrition expertise professionals, Advances in Deep-Fat Frying of meals offers common history at the engineering elements of deep-fat frying, discusses style acquisition in the course of frying, and delineates novel frying applied sciences hired to make fried meals more fit.

Analyzes Product and Oil alterations because of Frying

With the help of quite a few tables and illustrations, this concise reference examines adjustments in fried items either on the macroscopic and microscopic degrees. It studies warmth and mass move and adaptations present in the actual homes of nutrition in the course of frying. The e-book discusses information regarding the rheological houses of batters and the results of batters on product caliber as well as substitute recommendations similar to microwave and vacuum frying used to enhance the dietary features of fried meals. The textual content additionally covers the formation of acrylamide – a possible carcinogen shaped in the course of frying – collects latest literature in this newly came across overall healthiness possibility, and considers find out how to decrease it.

As lengthy as they're trendy, foodstuff processors will proceed to provide fried meals. Advances in Deep-Fat Frying of meals demonstrates tips to stay alongside of call for whereas preferably making fried meals more fit, tastier, and economically extra conceivable.

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Extra resources for Advances in deep-fat frying of foods

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Kg–1 of solid matrix. ΔHv is the latent heat of vaporization, which may vary with the water content if the isosteric heat of desorption is included. 6) l k(β(T)) is the equivalent thermal conductivity of the mixture, which is assumed to decrease significantly with water content given by: X=β(T). 7) where n is the normal vector, and TO(t) is thev oil temperature (which may vary with time in household or industrial devices). h(qm ) is the convective heat transfer coefficient, which may vary with the vaporization rate, noted qmv .

1997). 3 provides the main mechanism for aldehyde formation from lipid hydroperoxides through homolytic scission of the C–C bonds on either side of the RO•. This cleavage results in two types of aldehydes: volatiles derived from the methyl side of the fatty acid chain, and aldehydes still bound to the TG. The volatile aldehydes have special interest for their contribution to the sensory properties of used frying fats and oils. The formation of non-volatile aldehydes is of enormous chemical and nutritional interest in deep frying because they remain in the oil, are absorbed by the food, and are subsequently ingested.

Journal of Food Process Engineering 18: 307–20. A. Barrufet. 1996. Spatial distribution of oil after deep-fat frying of tortilla chips from a stochastic model. Journal of Food Engineering 27: 279–90. 1998. A new approach to describe oil absorption in fried foods: A simulation study. Journal of Food Engineering 35: 1–22. E. A. Barrufet, 1999. Deep fat frying: Fundamentals and applications, Aspen Publ. Boston, MA. , X. Sun, and Y. Chen. 1997. Factors affecting oil uptake in tortilla chips in deepfat frying.

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