MORRIS COUNTYPHOTOS: Katie Rosenhouse is a ‘Sweet Genius’As a teen growing up in Montville, Katie Rosenhouse started baking on her own at the age of 14.Courtesy Of Katie RosenhouseThe Buttermilk Bakeshop, a bakery in Brooklyn, was founded by Montville-native Katie Rosenhouse, who used the proceeds as a winner of the Food Network show “Sweet Genius" to help open the shop.Courtesy Of Katie RosenhouseAs a child, Katie Rosenhouse enjoyed visiting her grandparents in upstate New York and baking with her grandmother.Courtesy Of Katie RosenhouseKatie Rosenhouse enjoyed gardening and yard work during visits to her grandparents’ house in upstate New York as a teen.Courtesy Of Katie RosenhouseToddler Katie Rosenhouse sits at a table with a plate of her grandmother’s honey cake.Courtesy Of Katie RosenhouseKatie Rosenhouse hosts a 30-episode cooking series on Howcast.com.Courtesy Howcast.com