INGREDIENTS
• 2 cups seedless red grapes . plus more for garnish
• 1 tablespoon lime juice
• 10 dashes bitters
• 1 cup club soda
METHOD
1. Place the grapes in a blender and mix until pureed.
2. Pour the puree through a fine-mesh strainer or 1 layer of cheesecloth set over a large measuring cup. Press on the solids to extract all the juice.
3. Add the lime, bitters and club soda to the juice and stir. Divide among 4 martini glasses. Garnish with whole grapes.