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An unknown St. Louis physician supposedly invented peanut butter in 1890 as a nutritious protein substitute for people with poor teeth who couldn't chew meat.
Peanuts were known as early as 950 B.C. and originated in South America. The ancient Incas used peanuts and were known to have made it into a paste-like substance.

en.wikipedia.org/wiki/Peanut_butter

Peanut butter is a food paste or spread made from ground dry roasted peanuts. It often contains ... As the US National Peanut Board confirms, "Contrary to popular belief, George Washington Carver did not invent peanut butter." Carver was ...

www.huffingtonpost.com/2012/01/22/peanut-butter-history_n_1222585.html

Jan 23, 2012 ... The actual invention of peanut butter, its process of manufacture and the machinery used to make it, can be credited to at least three ...

nationalpeanutboard.org/peanut-info/who-invented-peanut-butter.htm

Contrary to popular belief, George Washington Carver did not invent peanut butter. He was one of the greatest inventors in American history, discovering over  ...

www.thoughtco.com/who-invented-peanut-butter-4082744

Aug 31, 2016 ... Peanut butter has been around since ancient times, but the kind that comes in a jar was an all-American creation.

nationalpeanutboard.org/peanut-info/history-peanuts-peanut-butter.htm

Peanut butter was first introduced at the St. Louis World's Fair in 1904 and ... Around 1900, labor-saving equipment was invented for planting, cultivating, ...

www.biography.com/news/george-washington-carver-facts-national-peanut-month

Mar 2, 2015 ... George Washington Carver is known for his work with peanuts (though he did not invent peanut butter, as some may believe). However, there's ...

www.todayifoundout.com/index.php/2010/08/george-washington-carver-did-not-invent-peanut-butter

Aug 5, 2010 ... Although Carver didn't invent peanut butter, he did play a significant role in popularizing it and his 1880 “invention” of peanut butter preceded ...

peanutbutterlovers.com/pb-lovers/pb101/history

Oct 24, 2015 ... Joseph L. Rosefield sold peanut butter in California, churning it to make it smoother. He received the first patent for peanut butter that could stay ...

www.woot.com/blog/post/the-debunker-who-invented-peanut-butter

Sep 6, 2016 ... Do you celebrate National Peanut Day every September 13? Of course, we all do ! It's a cruel coincidence that the peanut's big moment comes ...