Whether it is because of the vivid fall colors or because of the drop in temperature, fall seems the time of year to eat a hearty, dark chocolate cake. The secret ingredient for this cake recipe is the olive oil. It creates a moist, delicious cake. The ganache frosting is the perfect topping because it is less sweet than regular frosting. I added the meringue ghosts, well, just because it is that time of year! Click here to jump ahead to the recipe.