Ingredients
2ozgrapefruit juice,freshly-squeezed
1½tequila,silver or reposado
¾ozCointreau,or any orange liqueur
¾ozlime juice
agave nectar,for sweetening, to taste
ice
lime wedge,for rimming the glass, optional
salt ,for rimming the glass
Preparation
For salt-rimmed glasses, run a lime wedge around the top rim of a glass. Fill a shallow bowl with salt, and dip the rim in the salt until it is covered with your desired amount of salt. Set aside.
Add grapefruit juice, tequila, lime juice, and Cointreau to a cocktail shaker, and shake or stir until combined.
Taste and add a half teaspoon of agave to add sweetness and then repeat as needed until the mix reaches your desired level of sweetness.
Fill glass with ice. Pour in the margarita mixture over the rocks.
Serve immediately, garnished with extra lime or grapefruit wedge if desired.