roast bellpepper in oven for 15 mntsor till it becomes charcoal all over than take out that charcoal skinand seeds and keep asidepressure cook 1/2 onion and 1 big size tomatoe grind with red bellpepper and sieve than take one vessel put 1 chopped garlicflake and chopped basil pinch of salt and pepper and boil it with sieved tomato pureeandservehot