DirectionsIn a blender, combine the frozen watermelon cubes, fresh lime juice, and tequila. Blend on high speed until the mixture is smooth and well combined.
Taste the margarita mixture and adjust the sweetness by adding a small amount of agave syrup or honey if desired. Blend again briefly to incorporate.
Pour into glasses and garnish with a thinly sliced lime or a small watermelon wedge.
Serve immediately, and enjoy!