Put a small amount of water into a saucer; set aside. In another saucer, add some red sugar. Dip rim of martini glass in water, and then in sugar; set aside. Fill cocktail shaker with ice. Add vanilla vodka, white chocolate liqueur, peppermint schnapps and half & half to shaker. Shake well and strain into a martini glass. Garnish with a candy cane and enjoy!