Balsamic Peach Spritz.

Bahan-bahan (1 porsi)

• 1 (rounded) tablespoon peach jam/preserves
• 1 tablespoon white balsamic vinegar
• 1 ounce vodka ((optional))
• 3 -4 ounces prosecco, chilled
• basil extra virgin olive oil, for serving ((optional))
• fresh basil leaves and sliced peaches, for serving