tennessee's zucchini bars

Ingredients For tennessee's zucchini bars

• 3/4 c

  butter or margarine, softened
• 1/2 c

  granulated sugar
• 1/2 c

  brown sugar
• 2

  eggs
• 1 tsp

  vanilla
• 1 3/4 c

  all purpose flour
• 1 1/2 tsp

  baking powder
• 1 c

  coconut, flaked
• 2 c

  shredded zucchini
• 3/4 c

  walnuts, chopped
• CINNAMON FROSTING:
• 1 c

  powdered sugar
• 1/2 tsp

  cinnamon
• 1 1/2 tsp

  butter or margarine, melted
• 1 tsp

  vanilla extract
• 2 1/2 Tbsp

  milk