For each drink, muddle 4 cranberries, 1 sprig rosemary and 3/4 ounce maple syrup in a cocktail shaker. Add 2 ounces gin and 3/4 ounce each cranberry juice and sweet vermouth. Add ice and shake vigorously, then strain into a chilled coupe glass. Top with champagne; garnish with rosemary.
Cranberry Kir Royale
For each drink, combine 1 ounce cranberry juice and 1/2 ounce creme de cassis in a flute. Add a cranberry and top with champagne.
For each drink, combine 1 1/4 ounces each vodka and simple syrup, 3/4 ounce fresh lime juice and 1/4 ounce each citrus vodka, orange liqueur and cranberry juice in a cocktail shaker. Add ice and shake vigorously, then strain into a chilled coupe glass. Garnish with an orange twist.