Zucchini Coconut Cookie Bars

3/4 c softened butter
1/2 c white sugar
1/2 c brown sugar
2 eggs
1 tsp vanilla
1 3/4 c flour
1/2 tsp salt
1 1/2 tsp baking powder
3/4 c shredded coconut
2 c grated zucchini

Icing:
I Tbsp melted butter
2 Tbsp milk
1 tsp vanilla
1/4 tsp cinnamon
1 c confectioners' sugar

Cream butter and sugars; add eggs and vanilla and mix until fluffy.

In a separate bowl, sift together flour, salt and baking powder; stir into sugar mixture. Stir in coconut and zucchini.

Spread batter into a greased 9"x13" baking pan; bake at 350 degrees for 35-40 minutes.

To make icing, combine all ingredients and drizzle over warm bars.

NOTES
From allrecipes.com.
These are really tasty, but it makes too much icing and they started getting soggy after sitting for a while. I think halving the icing would fix that.