Chocolate Zucchini Cake

Ingredients:
1/2 cup butter
1/2 cup canola oil
1 3/4 cup sugar
2 eggs
1 teaspoon baking soda
1 1/2 teaspoons cinnamon
1/2 teaspoon cloves
1 teaspoon vanilla
1/2 cup buttermilk
2 1/2 cups flour
3/4 cup cocoa
2 cups grated, unpeeled zucchini (none of the seedy part in the middle)
1/2 cup chocolate chips
1/4 cup chopped nuts, optional

Directions:
Pre-heat oven to 350
In a large bowl or mixture, cream butter, oil and sugar. Add eggs, vanilla and buttermilk. Mix well.
In a medium bowl, stir all dry ingredients together with a fork, then add to creamed mixture and blend well. Fold in grated zucchini. Pour batter into a greased and floured 9x13 Pyrex pan. Sprinkle the top with chocolate chips and nuts. Bake for 45 minutes.