Blackberry Thyme Margarita

Bahan-bahan (1 porsi)

• 8 fresh blackberries
• 1 small red plum, quartered ((optional))
• 1 tablespoon fresh thyme leaves
• juice from 1/2 a lime
• 1 -2 tablespoons honey ((if needed to sweeten))
• 2 teaspoons orange zest
• 2 ounces silver tequila
• sparkling water, for topping