Zucchini Chocolate Cake
["1/2 c. oil", "1/2 c. oleo", "1 3/4 c. sugar", "2 eggs", "1 tsp. cinnamon", "1/2 tsp. salt", "2 c. grated zucchini", "1 tsp. baking powder", "1 tsp. vanilla", "1/2 c. sour cream", "1 tsp. vinegar", "2 1/2 c. flour", "4 Tbsp. cocoa", "1/2 c. nuts", "1/2 c. chocolate chips", "1 tsp. baking soda"]
["Mix ingredients in order, excluding the nuts and chocolate chips.", "Pour into well greased 9 x 13-inch pan.", "Sprinkle nuts and chips over top of the batter.", "Bake 40 to 45 minutes at 350\u00b0."]
["oil", "oleo", "sugar", "eggs", "cinnamon", "salt", "zucchini", "baking powder", "vanilla", "sour cream", "vinegar", "flour", "cocoa", "nuts", "chocolate chips", "baking soda"]