1. In a small bowl, combine cinnamon with 2 tablespoons sugar until.
2. Pour onto a small plate and shake to spread out the cinnamon/sugar evenly.In a small bowl, add water and 2 tablespoons sugar. Microwave for 30 seconds; stir. Continue to microwave for 5 to 10 seconds at a time until sugar is melted. Set aside simple syrup.In a cocktail shaker, muddle apple and ginger until apples are totally smashed.
3. Add vodka, Gran Marnier, lime juice, orange juice, and simple syrup to shaker. Give everything a quick stir.Using your juice orange, run the flesh of the orange along the rim of your cocktail glass. Dip the glass rim into the cinnamon/sugar.
4. Add ice, and strain your cocktail into the glass.
5. Garnish glass and enjoy!