These come up in a search on "paleo" in publication date sort. They are free only today. The authors of this have the PaleoEffect.com website: http://www.amazon.com/Paleo-Effect-Salads-Nature-ebook/dp/B007JLHPUG/ I posted a positive review for this one (though I should have pointed out there is too much bacon): http://www.amazon.com/Quick-Paleolithic-Breakfast-Recipes-ebook/dp/B007GRVI7Y/