Ketchup on pasta is the worst thing a tourist can do to Italian food, according to a survey. Almost 2 out of 3 Italians say that "putting ketchup on spaghetti" is the food crime par excellence.

Over 62% of Italians surveyed find pineapple on pizza "very shocking" Break spaghetti annoys 55% of Italian residents, with women more likely to take offense than men (62%) Refusing to share food with others is criticized by 1 Italian out of 2 (52.1%)