"Apple Crumble" is a song by Australian alternative rock duo Lime Cordiale and English actor and musician Idris Elba, released through Chugg Music and 7Wallace Music on 23 September 2021 as the lead single from their collaborative extended play, Cordi Elba (2022).

In early 2021, Elba was in Australia to film Thor: Love and Thunder (2022), and met Lime Cordiale after being introduced to their music.

[7] On 14 March 2021, Elba joined Lime Cordiale on stage at the Enmore Theatre in Sydney, to rap a new verse during a performance of "Unnecessary Things", a song from the deluxe edition of the latter's second studio album, 14 Steps to a Better You (2020).

[7][12] Tyler Jenke, writing for Rolling Stone Australia, called the collaboration "a bouncy, breezy showcase of their respective talents [that] is pure Lime Cordiale" and labelled Elba's vocals "slick".

[17] In January 2022, children's band The Wiggles, released their cover version of Apple Crumble which appeared on their album ReWiggled.