• Moisten the rim of serving glass with a lime wedge. Invert glass into a plate of coarse sea salt. Twist glass to ensure it is thoroughly coated with salt.
• Turn glass right side-up. Pour in 2 oz tequila, 1 oz lime juice, 2 oz watermelon juice*, and Grand Marnier. Add agave syrup and stir to combine.
• Add 3 to 4 scoops of watermelon sorbet to serving glass. Garnish with watermelon slice and lime slice. Enjoy immediately!

Watermelon Sorbet:

• Place seedless watermelons in a food processor. Pulse until smooth. Add sugar and lime juice and process until combined.
• Transfer to an airtight container and let chill in the fridge until cold (1-24 hours).
• Pour half of mixture into ice cream maker unit. Reserve remaining half of mixture and use as "watermelon juice*" for the margaritas.
• Freeze mixture in ice cream maker according to your unit's instructions. Process until mixture has reached a soft serve consistency. Transfer to a freezer safe container and leave in the freezer for at least 4 hours before serving. Allow to sit at room temperature for 5 minutes before scooping and serving.