La Famiglia Rome: http://www.tripadvisor.com/Restaurant_Review-g187791-d1034619-Reviews-La_Famiglia-Rome_Lazio.html (the review by yandao is mine) - bad place to say the least
Ristorante C'era Una Volta (Positano): http://www.ristoranteceraunavolta-positano.com/vini.html Our number one place for food in Italy, fresh seafood, gruff old man wif off-the- menu recommendations and of course, awesome scenery. No complaints at all!
Ristorante da Constantino (Positano): http://www.tripadvisor.com/Restaurant_Review-g194863-d1163492-Reviews-Ristorante_da_Costantino-Positano_Amalfi_Coast_Campania.html
unknown seaside restaurant in Sorrento (near Marina Grande)
La Lanterna (Sorrento): http://www.tripadvisor.co.uk/Restaurant_Review-g187782-d1034550-Reviews-La_Lanterna-Sorrento_Campania.html