Vanilla Bean Iced Coffee

1/3 cup instant espresso granules
1/3 cup sugar
1 cup boiling water
1 vanilla bean, split and seeds removed

1 (14-ounce) can sweetened condensed milk
2 cups cold water
4 cups milk
1-2 teaspoons vanilla extract (for extra vanilla-y punch)

 Place the espresso granules and sugar in a bowl and stir in the boiling water until dissolved.  Stir in the vanilla bean seeds. 

Whisk in the sweetened condensed milk and cold water until combined.  Pour the milk into a pitcher.  Stir in the espresso mixture and the vanilla extract.  Chill in fridge for about an hour.  Serve over ice.