Combine the sugar, water, blueberries, and lemon zest in a saucepan. Bring to a boil over medium heat and then simmer for 5-10 minutes or until the sugar is melted and blueberries are starting to burst.

Remove from the heat and press all the blueberries with the help of back of the spoon and pass through a fine sieve. Let this blueberry syrup completely cool.

In serving glasses add the blueberry syrup, lemon juice, and ice cubes. Stir together.Stir in the sparkling water or soda just before drinking.
Enjoy immediately.
We can store blueberries syrup and lemon juice in the fridge and can make this delicious New kind of Shikanji whenever we want.