Raw mangoes - 1 kg
Sugar - to taste ( I use about 1 1/4 cup)
Cardamom (elaichi) - 4-5 nos
Cumin seeds (jeera) - 1 teaspoon
Peel, cube and pressure cook the raw mangoes for 2 whistles. Cool and blend them into a smooth paste.Boil 1 1/2 cups of water and add the sugar. Boil to syrupy consistency.Pound the cardamom and cumin seeds.Blend all the ingredients in a mixer bowl.Refridgerate.To make your cooler, add enough cold water to half a glass of the mango syrup and drink!
PS: Add more sugar if you have sweet tooth :-)