"What makes Indian cuisine so exquisite is its tendency to bring together lots of different ingredients with flavor molecules that don't overlap. That's quite different from how Western cuisine works — previous research has shown that it relies on pairing ingredients that, at the molecular level, share lots of similar flavor compounds."
https://www.npr.org/sections/thesalt/2015/03/26/394339284/how-snobbery-helped-take-the-spice-out-of-european-cooking