[header] How to make your own brown sugar [title] Measure sugar and molasses into a mixing bowl. [step] Pour 1 cup (200 g) of granulated sugar into a mixing bowl. Add molasses according to your taste or the type of brown sugar you want. 
For light brown sugar, use 2 tablespoons (40 g) of molasses. For dark brown sugar, you can use up to 1/4 cup (84 g) of molasses.