Basically, before the Columbian Exchange, what was the typical cuisine in Italy?
There's always room for discussion, but perhaps these previous topics found through the search function will answer your inquiry.
How did the Tomato come to be such an integral part of Italian cuisine? by /u/caffarelli
Italian cooking before the introduction of the tomato by /u/UserNumber42
What was Italian food like in the 14th and 15th Centuries? by /u/fancy_pantser
What was Roman/Early Middle Ages food like in Italy? by /u/h1ppophagist
What were some Old World cuisines like before the Columbian Exchange?
When did "traditional Italian" cuisine start and what made it happen? The Roman food is almost nothing like it. by /u/diablevert13