1) The author realized that Italian food is viewed differently in Italy than elsewhere. While pasta is popular, sauces tend to be healthier than stereotypical bolognese. Italian meals also have more courses than expected.
2) Italy has a variety of regional cuisines beyond pasta and pizza. Meals often include appetizers, main dishes of meat or seafood, sides and multiple desserts, finished with espresso.
3) The author learned about traditional Italian cooking tools and techniques. Rules around food etiquette, like not drinking coffee with pasta, surprised the author. Many Italian holidays incorporate special foods and celebrations.