Provel cheese answer for the origin of the name, although one popular theory is that it is a portmanteau of the words provolone and mozzarella, two of the cheeses for which it is substituted. Another rumored name origin is that "Provel" comes from the name provolone, removing the "-one" as it is made up of more than one type of cheese. As a processed cheese, Provel is subject to FDA guidelines on labeling cheese. The trademark on the Provel name, first used in 1947, is currently held by the Churny Company, Inc. of Glenview, Illinois. Churny is now a wholly owned subsidiary
What Love Is Made Of three minutes and fifty-five seconds (3:55), "What Love Is Made Of" is an uptempo dance and house track that has been described as "rave-y" and "trance-y". Its instrumentation contains the sounds of pianos and synthesizers. Jordan Sargent of "Spin" observed that it continued the musical style first introduced in Katy's 2012 extended play (EP), "Danger EP", which was "straight-forward house". Idolator's Sam Lansky compared her performance in the song to recording artist Siobhán Donaghy. Critical response to "What Love Is Made Of" was generally positive: most critics noted Katy's vocal performance and commended its sound. Siân Rowe from "NME" was