Wash tomatoes and take it in a sauce pan, cover with hot water and bring it to a boil. Once it reaches a boil take it off the heat.

Now remove the tomatoes from hot water and soak them in cold water. Peel off the skin and set aside.

Now take it in a blender and puree till smooth.

Strain the mixture.

Now add sugar and lemon juice to it. Add extra cold water and mix well.

Serve cold.