Try this delicious pasta dish:
Sauté minced onion, garlic and parsley in half the olive oil, add crab tails and scallops and cook for three minutes, stirring. Salt, season with pepper, extinguish with a little fish stock. Add the diced tomatoes. Meanwhile, cook the pasta al dente in this sauce for another two minutes. Drizzle a little fresh olive oil over it and bring to the table.