In a skillet over medium heat, combine the granulated sugar, brown sugar, water, cinnamon, and salt. Stir until the sugars dissolve.n2. Add the pecans to the skillet, stirring frequently until the mixture thickens and coats the nuts, about 5 to 7 minutes.n3. Once well coated, pour the pecans onto a parchment-lined baking sheet to cool.n4. Allow them to dry and harden before serving or storing them in an airtight container for later use.