Foryoueats: Sparkling White Sangria

Ingredients

• 1 ounce (2 tablespoons) brandy or cognac
• 1 ounce (2 tablespoons) orange liqueur, such as Grand Marnier
• ⅓ cup superfine sugar (see note)
• 1 orange, halved
• 2 limes
• 1 small apple, such as Fuji or Honeycrisp, peeled and chopped
• 1 nectarine, chopped
• 1 750-ml bottle chilled sparkling wine, such as Cava, Prosecco or Champagne
• 1 cup lemon-lime soda, such as Sprite
• A few bunches frozen grapes