Frozen Mango Margarita
1 (10-ounce) bag frozen diced mango
1/4 cup fresh lime juice
2/3 cup tequila (preferably silver, 80 proof)
2 tablespoons Cointreau or other orange liqueur
2 tablespoons superfine sugar
2 cups ice water
Put all the ingredients into a blender and blend until smooth.
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