Firstly take a container, add 6 cups of water to it, heat it and then add 3 tbsp of tea leaves into it, boil for few minutes and then switch off the flame. Strain it and the tea decoction is ready. Cool it at room temperature.
Combine Sugar Syrup and tea decoction in a jar and squeeze 1 lemon in it. Stir and mix it well.
Take lots of ice in a jug. Thinly slice the cucumber vertically with a peeler into it. Tear the fresh mint sprigs and add to it.Slice the lemons and add.
Add the tea decoction mixture in the jug and mix it well.
Pour the drink into 4 individual tall glasses and serve it chilled.