lard—7,000BC— http://www.foodtimeline.org/shortening.html http://www.foodtimeline.org/shortening.html the history of unsalted butter http://www.foodtimeline.org/shortening.html The Food Timeline--shortening & cooking oils http://www.foodtimeline.org/shortening.html http://www.foodtimeline.org/shortening.html http://www.foodtimeline.org/shortening.html