1/2 c. butter
1/2 c. vegetable oil
1 3/4 c. sugar
2 eggs
1 tsp. vanilla
1/2 c. sour or buttermilk
2 1/2 c. flour
4 or 5 tbsp. cocoa
1/2 tsp. baking powder
1 tsp. baking soda
1/2 tsp. cinnamon
2 c. finely diced zucchini

Cream shortening, sugar and oil. Add eggs and vanilla. Add dry ingredients alternately with sour milk. Last, add 2 cups diced zucchini. Bake in 9x13 inch pan at 325 degrees for 40-45 minutes.