Step 1.
- In a shaker, combine 2 oz of tequila, 4 oz of fresh watermelon juice, 1 oz of lime juice, and 1 oz of agave syrup.
Step 2.
- Add ice to the shaker and shake well until chilled.
Step 3.
- Strain the mixture into a highball glass filled with ice.
Step 4.
- Top with soda water to taste and gently stir.
Step 5.
- Garnish with a lime wedge and a sprig of mint.