Firstly, in a pan heat butter. Add chopped tomatoes and salt. Mix well.

Boil till tomatoes turn soft and mushy. Add tomato ketchup and mix well. Cool the mixture.

Now heat ghee in a pan add cumin seeds and let them sizzle. Now add the tomato soup and boil for 1-2 minutes.

Now add cornflour in a small bowl. Add 2tbsp water and mix it well. Pour this mixture into soup and mix well.

Add sugar,pepper and salt. Mix well making sure all the spices are combined well.