Add Frescobene Amatriciana Sauce, white wine and clam juice to a pot and let simmer for 15 minutes.
Add clams and mussels to pot and cook covered until clams and mussels open, about 5 minutes.
Add shrimp and fish and simmer until both are cooked through, stirring gently and until clams and mussels are all open (about 5 minutes longer).* Serve with good crusty bread.