sentences:  In 2001 Quaker Oats was itself bought out by PepsiCo.The first cold breakfast cereal, Granula, was invented in the United States in 1863 by James Caleb Jackson, operator of Our Home on the Hillside which was later replaced by the Jackson Sanatorium in Dansville, New York.The cereal never became popular, due to the inconvenient necessity of tenderizing the heavy bran and graham nuggets by soaking them overnight.