Sparkling Vodka Cranberry Cocktail

Name: Sparkling Vodka Cranberry Cocktail
Prep time: 20 min
Total time: 20 min
Cuisine: American
Ingredients: 2 ounces cranberry juice (4 tablespoons); 1 ounce vodka (2 tablespoons); 1/2 ounce tangerine vanilla bean simple syrup, see below (1 tablespoon, to taste); Champagne to top, about 2 ounces; Sugared cranberries and gold dust, for garnish (optional); 1/2 cup sugar (100 grams); 1/2 cup water (125 mililiters); 2 tangerines/clementines - peel of one and juice of two; 1 vanilla bean, split open with seeds (1 teaspoon vanilla bean paste in a pinch)