Take a lime and rub it around the top of a glass or dip the rim of the glass in agave nectar. Dip the glass in sugar to coat.
Add Tequila, Orange Liqueur, and Lime Juice to a shaker cup. Shake and pour into a glass.
Pour grapefruit juice and pomegranate juice into the glass and stir. Add agave nectar or simple syrup as desired. (optional) Add ice.
Garnish with sliced pink grapefruit, limes, mint leaves, and pomegranate arils.
To make grapefruit margaritas for a crowd
Pour everything in a pitcher and stir. Taste for sweetness and add more of each ingredients as you please!
Let sliced grapefruit, limes, pomegranate arils, and mint leaves sit in the margarita for at least 2 hours for added taste. (optional) Add ice before serving.
Notes
If omitting pomegranate juice, simply add more grapefruit juice as desired.