ingredients Tomato 1.5 kilo Cover Bring it to a boil Release water Boil for 15-20 mins medium flame Soften tomato Let it cool down Blend to smooth Strain Tomato puree Chili powder 1/2 tbsp Salt 1/2 tsp Sugar 1/2 cup Cook until boil Boil for 5 mins Vinegar 1/4 cup Cook for 7-10 mins Corn flour 1/2 tsp Water 1 tbsp Cook for 5 mins Thick consistency drop some ketchup on a plate tilt it and if its not runny then the ketchup is ready