Then, add some squids and cook for about 2 minutes. Once done, add some tomatoes with their juice along with the shrimp broth, and sprinkle some salt for taste. Heat the preparation till it boils and then, reduce the heat. Cover and let it simmer for half an hour. Now, add rice, the remainder shrimp stock, saffron, and salt. Cook it to a boiling point over high heat. Once done, cover it and let it simmer for 20 minutes.