Make the coffee syrup

• Combine the sugar, instant coffee and water in a saucepan.
• Simmer over medium-low heat, stirring, until everything dissolves completely.

Finish the syrup

• Remove the saucepan from the heat and stir in the vanilla extract.
• Let the syrup cool completely before storing or using.

Build the latte

• Pour a little of the coffee syrup into a cup.
• Pour the hot espresso directly over the syrup and stir.
• Top with frothed milk and serve.