So far as I know, the oldest in the English language at least, is Banting's Letter on Corpulence. Having lost weight and dramatically improved his health on a low carbohydrate diet. Banting wrote and self-published the book back in the Mid-Victorian era, and he distributed it for free.
Read More »Low-Carb Keto Ketatoes Redux – Mashed Potato Substitute
One of their most popular products was Keto Ketato, a low-carb substitute for instant mashed potatoes. While I did not care for Keto Ketato made according to package instructions, I found small quantities of them wonderful for adding a believable potato texture and flavor to Low-Carb Fauxtatoes, aka pureed cauliflower.
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