Add blackberries, sugar and water to a a sauce pan and place over medium- high heat. Cook, mashing blackberries with a fork or potato masher, stirring until sugar is dissolved. Set aside to cool.

Strain into a jar, cover and refrigerate until ready to make margaritas.

Add Sprite, blackberry simple syrup, lime juice, tequila and triple sec to a pitcher and stir until combined.

Run a lime wedge around each glass and dip into coarse salt to coat.

Add ice and top with Blackberry Margaritas.

Garnish with fresh blackberries and limes if desired.