Add the sugar in a small bowl over medium heat and leave the sugar until it melts and turns a light golden color, add the butter and stir well, then add the milk, leave the sugar on the stove for 3 minutes
Add the sweetened condensed milk and stir, continue stirring for 15 minutes until the sauce becomes thick and turns dark brown, remove the sauce from the heat and let it cool completely
Cut the Extreme Dolce de Lychee cone in half and put it in a blender, add the milk, coffee and the Dolce de Lychee sauce and beat until the ingredients are completely mixed together
Place the Dolce de Lecce milkshake in suitable serving cups, add the whipped cream, caramel sauce and the extreme Dolce de Lecce cone, serve cold and enjoy!