Recent investigations demonstrated that the reaction of odor-active thiols such as 2-furfurylthiol with thermally generated chlorogenic acid degradation products is responsible for the rapid aroma staling of coffee beverages. To get a clear understanding of the molecular mechanisms underlying this aroma staling, the existence of putative phenol/thiol conjugates needs to be verified in coffee. T...

Effects of salep gum at concentrations of 0.5%, 1%, 3%, and 5% (w/w flour basis) and the Persian gum at concentrations of 0.5%, 1%, and 3% (w/w flour basis) and combination of the two gums at concentrations of 0.5% + 0.5%, 0.75% + 0.25%, and 0.25% + 0.75% on rheological properties of the wheat flour dough and quality of Taftoon bread were studied with regard to retardation of staling. Rheologic...

retarding the staling rate of baked goods is one of the most important issues which is of nutritional and economical importance. application of native plant and seed hydrocolloids and mucilages with medicinal and nutritional value is an economic solution to postpone the staling phenomenon. in this study the effect of different concentrations of basil seed mucilage (0, 0.25, 0.5, 0.75 and 1% w/w...

the mode of heat and mass transfer during baking of bakery products is an important factor determining the quality of the final product. the heating rate could alter the starch properties during gelatinization and affect the quality of products after baking and during aging. sangak is a kind of iranian flat bread baked on the hot pebble gravels. the aim of this study was to evaluate the impacts...

in the baking industry, use of hydrocolloid technology to improve the operation and to increase the tolerance to paste fermentation conditions, improve quality and increase the shelf life of fresh as well as stored bread, is of large applications. this research was carried out to evaluate the effects of gel of sodium alginate on rheological properties of dough and quality (volume, specific volu...