It's now among the world's most popular foods – but what do we know about the origins of pizza? Today on the HistoryExtra podcast, we're bringing you a slice of our new series, History's Greatest Dishes, that serves up a feast of facts about some of the past's most remarkable delicacies. Food historian Annie Gray tells Emily Briffett about its genesis as humble street treat, the currents of migration and innovation that transformed it into a cultural icon, and truth behind that most controversial of pizza toppings: pineapple.

To listen on, search for History's Greatest Dishes or find the full episodes and follow the feed here: https://play.megaphone.fm/pw_5oanmtdswsp80w0rl0q

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