Demerara sugar is a type of unrefined sugar made from sugar cane. It has a rich, molasses-like flavor that makes it a popular ingredient in cocktails. One way to add this flavor to cocktails is to make a demerara syrup.

To make demerara syrup, combine equal parts water and demerara sugar in a saucepan and heat over medium heat, stirring until the sugar dissolves. Bring the mixture to a boil, then reduce the heat to low and simmer for about …