The answer is symbolic meaning
It would definitely be pasta.
Gives you lots of protein and you don't have to eat too much of it before you're stuffed which would cause giving you less fats.
Plus I'm a pasta freak :3 Love 'em all.
He aided in the discovery of the cog and gear system, which later added into the creation of machinery in the Industrial revolution.
His flying machines gave a new perspective to engineering.