2 cups black grapes
1 cup fresh curd (thick plain Indian yogurt)
1 cup milk
4 tbsp sugar
6 ice cubes
1 tbsp salt
Blend black grapes, sugar, curd, milk, and salt in a blender until smooth.
Crush ice-cubes, divide it into 4 portions, and divide between 4 glasses.
Pour the lassi over the ice cubes.
Serve chilled.