Food scientist and trained chef Michael Nestrud uses graph theory to try and find winning food combinations. He's hunting for the "next" pineapple and blue cheese.
Since then, with the guidance of flavor chemists, he has found other surprisingly satisfying pairings based on shared molecules: pineapple and blue cheese, carrots and violets, snails and beets.
https://www.wsj.com/articles/for-a-flavor-boost-chefs-turn-to-big-data-1490369287