Quick Chocolate Zucchini Picnic Cake

• 13 baking (pan)
• 4 size
• 4 eggs
• 1 instant chocolate
• 1 orange zest (grated)
• 375 gr zucchini
• 100 gr walnuts
• 60 ml vegetable oil
• 40 gr flaked
• 3 gr cinnamon