- 2 cups blackberries
- 1/2 cup lime juice (or substitute 1/2 cup Margarita Texas Mix)
- 3/4 cups blanco tequila
- 2 cups ice cubes
- 1/4 cup sugar (leave this out if you use Margarita Texas Mix)
Puree blackberries in a blender. Force puree through a fine sieve into a small bowl and discard solids. In a cocktail shaker, combine 1/2 cup puree and remaining ingredients and shake well.