01 -
Add the softened cream cheese to a large bowl and beat with an electric mixer on medium speed until smooth and fluffy, about 1 minute.
02 -
Add the instant vanilla pudding mix, nutmeg, cinnamon, and rum extract if using. Beat on low until the mixture looks thick and evenly combined.
03 -
Pour in the cold eggnog slowly while beating on low. Scrape the bowl and beat just until smooth with no cream cheese streaks.
04 -
Reserve about 1 cup of whipped topping for garnish. Fold the remaining whipped topping into the eggnog mixture with a spatula until light and even.
05 -
Spread the filling into the graham cracker crust and smooth the top. Cover loosely without touching the filling.
06 -
Refrigerate for at least 4 hours, or overnight for cleaner slices. Before serving, top with the reserved whipped topping and a light dusting of nutmeg.