For dinners, Mrs. BD and I typically order one antipasto, one primo, and one secondo, and share them. That way, many tastes but no gluttony. Sometimes we skip one of the courses. The primi are usually small and tasty (one or two pasta dishes are usually among the primi, never a Secondi - meaning meat course).
Typically a nice dinner for both of us will run around 50-55 Euros, not including a glass or two of wine. Tip? In Euroland, 10% is more than enough.
I plan to do an Italian food post one of these days, but for starters here's a pic of a restaurant's offerings in Volterra. If your Italian is terrible, Pasta al Nero is squid with a squid ink sauce. We will try a pasta as a primo on rare occasions, and only if it seems unique: