Kim McCosker

Kim McCosker is an Australian author, responsible for the popular 4 Ingredients series of cookbooks.

4 Ingredients Kim McCosker has been called "cooking's J. K. Rowling." After being turned down by every major publisher in Australia, she self-published her first cookbook, 4 Ingredients, which went on to become the best selling self-published book in Australian history, selling 400,000 copies in 2007 alone and placing second in overall sales only to Rowling's Harry Potter and the Deathly Hallows released the same year. The initial 4 Ingredients book has spawned 37 cookbooks.

The collective sales across all titles now exceeds 9 million copies. The brand extended to a cookware range, 4 Ingredients iPhone app