Tecumseh, MI Woman Is The Proud Owner of the World’s Oldest Known FruitcakeTecumseh, MI Woman Is The Proud Owner of the World’s Oldest Known FruitcakeFidelia Ford baked her final fruitcake in 1878. Her family has preserved it over the last 144 years, even making an appearance on the Tonight Show with Jay Leno.Lauren GordonLauren Gordon