Easy Summer Cooler - Buttermilk

2 cups dahi/curd/yougurt
4 cups water
Black Salt / Rock Salt / Salt to taste
1/2 tsp Black pepper powder
1 tsp Cumin powder
5-6 mint leaves
1 tbsp Chopped Coriander
1 green chilly finely chopped

Method
Whisk curd
Add water , salt , pepper , cuming powder , coriander , chilly - Stir or Shake as you prefer
Add ice cubes , garnish with mint leaves