chocolate zucchini cake

Ingredients For chocolate zucchini cake

• 2 1/2 c

  flour
• 1/2 c

  unsweetened, cocoa
• 2 1/2 tsp

  baking powder
• 1 1/2 tsp

  baking soda
• 1 tsp

  salt
• 1 tsp

  cinnamon
• 3/4 c

  butter
• 2 c

  sugar
• 3

  eggs
• 2 tsp

  grated, orange peel
• 2 tsp

  vanilla extract
• 2 c

  coarsely, shredded, unpeeled zucchini (almost 4 medium). lightly packed
• 1/2 c

  milk
• 1 c

  chopped walnuts
• GLAZE
• 2 c

  powderd sugar
• 3 Tbsp

  milk
• 1 tsp

  vanilla extract