A method of treating Burley tobacco stems for use in tobacco cut filler comprises the steps of: providing rolled Burley tobacco stems having a rolled thickness of 0.1 to 0.5 mm; conditioning the rolled stems to increase the moisture content; applying a casing solution to the rolled, conditioned stems; heating the rolled stems with the casing solution applied; re-conditioning the stems after heating to increase the moisture content; cutting the tobacco stems from step; and drying the cut rolled stems. The rolled Burley tobacco stems may be combined with tobacco lamina prior to the treatment steps.
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