Rajasthan State Ganganagar Sugar Mills Ltd. is one of the oldest State Undertaking in the State of Rajasthan. RSGSML started production of Royal Heritage Liqueur in 2006 based on old recipes of erstwhile princely states.

The production of Royal Heritage Liqueurs is carried out at Royal Heritage Liqueur Distillery , Jhotwara (Jaipur), a unit of Rajasthan Ganganager Sugar Mills Ltd with state –of art, technology and semi-automatic plant having R.O Plant for purification of water in order to have quality water for use in the production of Royal Heritage Liqueur.

The process of fermentation and distillation of the Heritage Liqueurs has also been kept similar to the process adopted by the , then Rulers/ Thikanedars, i.e earthen pots, copper and brass utensils were used to these liqueurs. In those days there was a different department for liquors. There types of liquors were prepared, Ikbara, Dobara and Asaav. Ikbara liquors were prepared for common man, Dobara for officers and higher middle class population and Asaav was prepared for Rulers, Princes and royal families. The spices, dairy products, saffron, Sugar and herbs being used as essential ingredients for manufacturing of the Royal Heritage Liqueurs have super-fine Extra Neutral Alcohol (ENA) is used for soaking spices in the copper utensils and after soaking in these pots for 3- 7 days depending upon requirement it is filtered and distilled in a pot still.

The Company has launched eight brands of Royal Heritage Liqueurs i.e. Kesar Kasturi, Royal Jagmohan, Royal Chandr Hass and Royal Saunf.