== Keczup ==
* [https://finanse.wp.pl/truskawkowy-keczup-od-firmy-wloclawek-internauci-w-szoku-6412050532366465a Truskawkowy keczup od firmy Włocławek. Internauci w szoku.]
* [https://www.google.com/books/edition/Fish/mPS0tH02IDUC?hl=en&pg=PA299 From Garum to Ketchup]
* [https://books.google.pl/books?id=hAq_EvcAIW4C Pure Ketchup: A History of America's National Condiment, with Recipes]
* [https://books.google.pl/books?id=hAq_EvcAIW4C Pure Ketchup: A History of America's National Condiment, with Recipes]
* [https://www.nationalgeographic.com/people-and-culture/food/the-plate/2014/04/21/how-was-ketchup-invented/ How Was Ketchup Invented?]
* [http://languageoffood.blogspot.com/2009/09/ketchup.html The Language of Food: Ketchup]