Zucchini Brownies

I found this recipe on the All Recipes website. These are absolutely the best brownies I have ever had.

1/2 C. vegetable oil
1 1/2 C. white sugar
2 tsp. vanilla extract
2 C. all-purpose flour
1/2 C. unsweetened cocoa powder
1 1/2 tsp. baking soda
1 tsp. salt
2 C. shredded zucchini
1/2 C. chopped walnuts

FROSTING:
6 T. unsweetened cocoa powder
1/4 C. margarine
2 C. confectioners’ sugar
1/4 C. milk
1/2 tsp. vanilla extract

1. Preheat oven to 350º
2. Grease and flour a 9×13″ baking pan
3. In a large bowl, mix together the oil, sugar and 2 teaspoons vanilla until well blended
4. Combine the flour 1/2 cup cocoa, baking soda and salt; stir into the sugar mixture
5. Fold in the zucchini and walnuts
6. Spread evenly into pan
7. Bake for 25 to 30 minutes in the preheated oven, until brownies spring back when gently touched.

FROSTING

1. Melt together the 6 tablespoons of cocoa and margarine; set aside to cool
2. In a medium bowl, blend together the confectioners’ sugar, milk and 1/2 teaspoon vanilla
3. Stir in the cocoa mixture, spread over cooled brownies before cutting into squares

Prep time: 15 minutes
Cook time: 30 minutes
Servings: 24