Kitty litter cake is a popular confection in North America. This cake consists of cake mix batter topped with sugar cookies and Tootsie rolls. The traditional recipe is a little boring but the advanced preparation often uses food coloring and pudding mix that not only add to the taste but also the presentation of the cake. It is usually served at official parties and Halloween. Linda Kitty Litter Cake is a popular kitty litter cake recipe.