Take about a kilogram of mixed seafood (mussels, cuttlefish, squid, shrimp, scampi). In a pan with olive oil cook scampi and shrimp for a minute, remove them from the pan and let them by. Cut the cuttlefish and squid in cubes and let them brown in the pan used previously for shrimps.
Add mussels, 300 grams of tomato sauce and minced garlic. Cook, adding after about ten minutes a couple of peppers cut into pieces. Add the fish stock and 400 grams of rice. After 10 minutes , add 0.20 grams of saffron, in infusion in fish broth warm, scampi and shrimp. Salt and pepper and cook for 5 minutes more.
There are many variations of paella, depending on the area where it is prepared (peas added together with rice, spicy salami etc.).