Prepare the Glass: Fill a glass with ice cubes to chill it.

Mix the Ingredients:

1. In a cocktail shaker, combine the peach vodka, peach nectar, and fresh lemon juice.
2. Lightly muddle the sprig of rosemary in the shaker to release its aroma and flavor.
3. Shake the mixture well to combine all the ingredients thoroughly.

Assemble the Drink:

1. Strain the mixture into the prepared glass filled with ice.
2. Top the drink with either sparkling wine for a bubbly twist or soda water for a non-alcoholic version.

Garnish:

1. Place a slice of peach and a sprig of rosemary on the rim of the glass for an elegant presentation.

Serve and Enjoy:

1. Serve immediately and enjoy the delightful blend of peach, lemon, and rosemary flavors in this refreshing spritz!