½ cup butter, softened
½ cup milk
1 tsp. vanilla
¼ cup cocoa powder
3 cups powdered sugar
Grease and flour a 9x13-inch pan.
Mix dry ingredients together.
Beat together oil, sugar and vanilla. Stir in zucchini. Add dry ingredients and mix well. Batter will be thick. Bake at 350 degrees for 30 minutes.
Prepare frosting, mixing all ingredients until combined. Spread frosting on brownies while they are still warm.
Recipe by Susie Nitschke Dakota Valley Electric Cooperative member