Ingredients

15 fresh basil leaves

1 navel orange, thinly sliced into half-moons

18 ounces Dubonnet Rouge or other sweet fortified red wine, chilled

Ice

12 ounces seltzer, chilled

Preparation

Gently muddle basil and orange with a wooden spoon or muddler until basil is barely bruised but fragrant. Stir in wine, and let sit at least 15 minutes and up to 2 hours.

Divide among 6 ice-filled glasses. Top each with 2 ounces seltzer, and serve immediately.