The what sauce clip circulated as a TikTok trend sound under the Bonobock name, with its short spoken line becoming a reusable reaction for food videos. Its appeal comes from how ordinary the question sounds, making it easy to drop into restaurant clips, cooking posts and friend group jokes without extra context. As it was reshared in edits and soundboards, the phrase started to stand on its own as shorthand for being puzzled by someone's food choice, especially when the sauce looks unexpected, excessive or completely unidentifiable in the video.