Combine lime juice, lime zest, agave nectar, tequila, orange liqueur, and orange bitters in a 3-quart freezer-safe container and stir well.
Add the water to the mixture and stir.
Cover with the lid and place in the freezer for at least 18 hours. Prior to serving stir frozen margarita to break up slush.
Serve with a salted rim and a wedge of lime
1. Leftover: Margaritas can be stored in the freezer for up to a week. Stir prior to serving.2. Variations: Lime juice and zest can be replaced with fruit purees such as mango, pineapple, or strawberry.3. Number of Servings: The number of servings is based on a serving size of 6-7 ounces.4. Nutritional Value: Nutritional information is only an estimate. The accuracy of the nutritional information for any recipe on this site is not guaranteed. The nutritional value is only for the cocktail. It does not include the nutrition for any substitutions.