Favorite Zucchini Brownies

1/4 c. butter, melted

1 c. sugar

1 egg, beaten

1 t. vanilla extract

1 c. all-purpose flour

1 t. baking powder

1/2 t. baking soda

1 T. water

1/2 t. salt

2-1/2 T. baking cocoa

1/2 c. chopped walnuts

3/4 c. zucchini, shredded

1/2 c. semi-sweet chocolate chips

In a large bowl, blend together all ingredients except chocolate chips. Spread batter in a greased 8"x8" baking pan; sprinkle batter with chocolate chips. Bake at 350 degrees for 35 minutes. Cool before cutting into bars. Makes one dozen.