Add the tequila, Cointreau, lime juice, raspberries, and the lower amount of sweetener + ice to a blender.
1 oz (2 tablespoons) tequila, 1 oz (2 tablespoons) Cointreau, 2/3 oz (4 teaspoons) lime juice, 1/3 cup (40 grams) raspberries, 4-6 teaspoons maple syrup, 1/3 to 2/3 cup ice