4.9 out of 5 stars. Sorghum syrup is a natural sweetener made by processing juice squeezed from the stalks of certain types of sorghum (Sorghum bicolor) called sweet sorghum or sorgo. Sorghum is a dark sweet syrup similar in flavor to molasses without the bitterness associated with molasses.It can be used in any recipe calling for molasses. Sorghum syrup and molasses are not the same..9 out of 5 stars. Sorghum syrup is a natural sweetener made by processing juice squeezed from the stalks of certain types of sorghum (Sorghum bicolor) called sweet sorghum or sorgo. Sorghum is a dark sweet syrup similar in flavor to molasses without the bitterness associated with molasses.