chocolatge chip zucchini brownies

from Thelma Barber
1 cube margarine
1 cup brown sugar
½ cup oil
1 cup sour milk or buttermilk
3 eggs, beaten
2 cups zucchini, grated
2 ½ cups flour
4 tsp cocoa
½ tsp cinnamon
½ tsp allspice
½ tsp salt
½ tsp soda
2 tsp baking powder

Combine all together and put in oblong pan. Sprinkle ¾ cup chocolate chips on top also brown sugar and nuts.
Cook 40 to 45 minutes in 350 degree oven.