Blueberry-Pineapple Margaritas

Bahan-bahan (4 porsi)

• 1/2 cup sugar
• 1 cup water
• 1 cup fresh blueberries, plus more to garnish
• 3 cups pineapple juice
• 1 cup white or silver tequila, or more to taste
• 3/4 cup freshly squeezed lime juice
• 1/2 to 1 cup blueberry simple syrup
• Kosher salt, for rimming
• Lime wedges, to garnish