Around that same time the American cook Fannie Farmer ( Fannie Merritt Farmer 1857 â `` 1915 ) devoted herself to cooking . She published the book â The Boston Cooking School Cookbookâ in 1896 which had 1849 recipes . Around the same time the American cook Fannie Farmer ( 1857 â `` 1915 ) was born and , having devoted herself to cooking , published in 1896 her famous work The Boston Cooking School Cookbook which contained some 1849 recipes .