All you will need is:
2 lemons(Nimbu)
2 table spoon Sugar (Chini)
Green tea
Mint (Pudina)
Water
Recipe:
First squeeze out all the juice of two lemons in a small bowl. Then boil some water on low flame. Now pour the lemon juice in that boiling water I know it will be a little sour. Then put all the 2 table spoons of sugar in the boiling water now put some green tea in the boiling water (Don't put too much green tea otherwise it will be too bitter) Now put 10 leaves of mint in the boiling water and now your mixture is ready to drink .
Warnings:
Be careful the mixture can be hot.