Wow you again. That's thick.

Obviously and my point doesn't contradict yours.

That's really ignorant. Yes the tomato was already there but both countries are responsible for introducing unknown foods all over the planet thus defining world food now a days.
Plus discoveries is the right word literary and literally, if you know nothing about the South hemisphere and nothing about half the Northern even though there are people there you don't know about and you venture into the unknown you are discovering.

Pizza was not pizza until the Spaniards brought the tomato. Much of the world's cuisine nowadays was defined by the Portuguese and Spanish discoveries.