A roasting method with sugar supplement to make better use of discarded tobacco leaves

Water soluble sugars play an important role in the flavors and irritations of cigarette sensory quality low content water discarded tobacco leaves was a huge obstacle for their application. To make better use leaves, novel roasting method with sugar supplement developed to enhance contents total flavor compounds (TFCs) tobaccos. Three main factors process namely reaction time, temperature, glucose were optimized by single factor methodology. A proper condition established as time 10 min, temperature 140 °C, 30%, which further response surface through three-level-three-variable Box–Behnken design. Moreover, roasted cut extracts analyzed effects cigarettes also determined. All these results suggested that this simple easy could be used leaves.