Step 1

Mix the instant coffee with a couple tablespoons of water in a small bowl and set aside to dissolve.  Let it cool down if you used hot water.

Step 2

Stir together the half & half and the whiskey in a bowl.

Step 3

Next stir in the sweetened condensed milk.

Step 4

Finally, stir in the coffee, the chocolate syrup, and the vanilla.

Step 5

Pour the mixture into a bottle or jars and keep refrigerated.  Try to let it set for a day before using to let the flavors meld.