• 1 lime , cut into wedges
• Kosher salt or margarita salt
• 1/2 cup high-quality tequila
• 2 Tbsp. triple sec
• 1 1/2 cups margarita mix or sweet-and-sour mix
• Mint sprigs , for garnish (optional)

Rub lime wedges around the rims of 4 glasses; reserve wedges. Dip glasses in salt. Put tequila, triple sec, and margarita mix in a blender with 2 cups of ice, and blend on high for 1 to 2 minutes until ice is crushed. Divide mixture among prepared glasses; garnish each with a lime wedge and mint sprig (if using).