Fullerton sisters whip up their biggest cake for Food Network challenge

Twin sisters Sally and Sherry Mach of Fullerton were facing their toughest baking challenge yet.
After coming in second on Food Network’s “Cake Wars,” they were competing on “Winner Cake All,” hosted by superstar chef Giada De Laurentiis. The are in the ninth episode of the this first season.
The challenge: Bake a decorated mega-cake in five hours for Guy Fieri to celebrate the 250th episode of “Guy’s Grocery Games.” The winning cake would be drive