Olson's writings include "The Inn on the Twenty Cookbook", co-authored by her husband and published in 2000. Olson also published a cookbook called "Sugar" in 2004. It was a companion to her TV show by the same name which aired on Food Network Canada. Olson co-authored another book with her husband which was released in October 2005. The book is called "Anna & Michael Olson Cook at Home: Recipes for Everyday and Every Occasion". This is a menu-driven book which highlights how Olson and her husband cook at home. It also includes tips and tricks for entertaining and weeknight dining. In late 2006, another cookbook with recipes derived from "Sugar", called "Another Cup of Sugar" was released. Olson also writes for publications such as "Vines" and "LCBO Food and Drink".