Step 1

Combine Nutella, spiced rum, half & half, powdered sugar, and gingerbread spice in a blender.

Step 2

Blend on high speed until incorporated, 20 to 30 seconds.

Step 3

Fill clean glass bottles and refrigerate overnight to allow for flavors to blend.

Step 4

In a small bowl, blend Nutella and rum until Nutella is dissolved; slowly stir in heavy cream.

Step 5

In a small bowl, blend Nutella and rum until Nutella is dissolved; slowly stir in heavy cream.

Step 6

Add powdered sugar and gingerbread spice and whisk until the sugar has dissolved.