Remove the seeds of watermelon.
Mix holy basil or Tulsi leaves, aloe vera gel, black salt, black pepper and juice of 1 lemon. If you like mild taste of pepper add only 1/4 teaspoon.
Place every ingredients in a blender and blend till everything mix well.
Taste and adjust the salt and pepper.
Strain the mixture with a strainer.
Place some ice cube in the glasses.
Pour the strained watermelon cooler over the ice cubes.
Garnish with Tulsi or holy basil leaves and watermelon scoop.
Serve chilled.
