Heat the oil and fry the onion until it become transparent, then add garlic paste and fry it for 1-2 mints, then add tomato paste cook for 3-4 mints, then add salt, coriander, chili flakes and black pepper then cook for 1-2 mints,

Then add chili sauce, soya sauce, vinegar and chili garlic sauce then now add 1 glass water mix well now add corn flour gradually then cook for 3-4 mints until gravy become thick then add frozen meat balls mix it,

Now take boiled spaghetti add meat ball gravy garnish with coriander and serve.