Step 1

Preheat the oven to 350°F and place the rack at the center of it. Line a muffin pan with paper cups and set aside.

Step 2

Combine the flour, oatmeal, baking powder, baking soda, salt and chocolate chips in a bowl. Mix and set aside.

Step 3

Whisk the vegetable oil with the brown sugar, eggs, vanilla extract and cinnamon in another bowl, then add the chopped zucchinis.

Step 4

Add the dry ingredients in and mix until well-combined.

Step 5

Pour mix into the muffin cups and bake in the oven for 25 minutes.