As with any alcohol, this should not be drunk during induction phase of Atkins and similar plans.
Having friends over? Everyone going to be drinking and you don't know what you can have that falls within guidelines?
1/2 oz. sweet syrup*
1&1/2 oz Patron tequila silver
1/2 oz. Cointreau
1 oz freshly squeezed lime juice
lime wedge to garnish
*sweet syrup can be made by combining equal amounts of water and splenda, or following the directions of your no/low carb sweetener of choice.
Rim margarita glass with a dab of lime juice or water, then rim with kosher salt. Add ice to glass. In a shaker, combine syrup, tequila, Cointreau, lime juice and ice. Shake, then strain liquid into glass. Garnish with lime wedge.