When it is tomato season and when they are available in large, one can make tomato puree at home and store it to be used in different gravies, especially North Indian Gravies and also can be used while making Rasams (South Indian Soups which is eaten with rice)
Ripe Tomatoes - 1/2 kg or 6 nos
Boil 2 cups of water. When the water boils add the tomatoes. Remove from flame and cover it.
When cool add it to juicer blender (which have the option of straining the waste). Do not add water while grinding. Get a thick paste.
This can be made in large quantities and stored in freezer too for future use.