For reference, 1 shot glass = 1.5 fluid ounces
Ingredients:
2 teaspoons simple syrup
3 dashes Angostura bitters
1.5 fluid ounces of bourbon
Plenty of ice (or one large, 2-inch ice cube)
Orange peel, for garnish
Optional cinnamon sticks, for garnish

Directions:
In a whiskey glass, add simple syrup, bitters, and bourbon. Add ice, and stir the drink well. Garnish with an orange peel (add a cinnamon stick for a festive touch).