Step 1

In a 4-cup glass measuring cup, combine the cream, whole milk and condensed milk.

Step 2

In a small bowl, mix the vanilla extract with the espresso powder until dissolved, then stir into the milk mixture.

Step 3

Finally, stir in the whiskey until combined.

Step 4

Transfer to a large, lidded jar and store in the refrigerator for up to 3 weeks.

Step 5

To serve, add it to hot chocolate, pour it into a black coffee and top with whipped cream or simply enjoy over ice.