Melt the brown sugar

• Place the light brown sugar in a saucepan over medium heat.
• Stir until the sugar is completely melted and smooth.

Add the hot water

• Pour in the hot water and mix well until the caramel is fully dissolved and smooth.

Add the condensed milk

• Add the sweetened condensed milk and stir until evenly combined.

Rest off the heat

• Remove the saucepan from the heat and let it sit.

Finish the syrup

• Stir in the vanilla extract and salt.
• Pour the syrup into a container and let it cool completely before storing.