Aug 7, 2013 ... Double Chocolate Zucchini Muffins. Preheat the oven to 350 degrees. Coat a
muffin tin with cooking spray. Combine the flour, cocoa powder, baking soda,
baking powder, salt, and cinnamon together in a bowl, stir until well combined.
Toss in the chocolate chips and mix. Whisk together the eggs, oil, sugars ...