To make the drunken cranberries, preheat oven to 300 degrees. Add fresh cranberries to a small baking dish. Top with sugar and brandy, stirring to combine. Cover baking dish with foil and bake for 15 minutes. Remove from oven and allow to cool completely.
To make the ginger simple syrup, add all of the ingredients to a small saucepan over medium high heat. Stir to combine. Bring mixture to a boil. Remove from heat and cover. Allow to steep for 30 minutes. Strain out ginger pieces and allow to cool completely.
To make the cocktail, add vodka, ginger simple syrup and lemon juice to a cocktail shaker filled with ice. Strain into a martini glass.
Top with a light shaving of fresh nutmeg, a lemon twist, and drunken cranberries.