mcdonalds-sweet-sour-sauce by Cal Gaunt October 19, 2022, 9:31 amUpdated: October 20, 2022, 9:36 am McDonald’s logo and pot of Sweet ‘n’ Sour sauce. Written by Cal Gaunt Cal is a former content editor at IGV who specialized in writing trending and entertainment news. He previously worked as a news reporter at the Lancashire Telegraph and earned an NCTJ in Sports Journalism.