St. Elmo Eggnog Martini

INGREDIENTS 
2.5oz St. Elmo Whiskey
1/2oz Brandy
4oz eggnog
Cinnamon, grated
Nutmeg, grated
Orange zest

RECIPE
1. Dry shake St. Elmo Whiskey, Brandy and eggnog
2. Fill shaker with ice and shake until well combined
3. Strain into a martini glass
4. Grate cinnamon, nutmeg and orange over the top