Preheat oven to 350 degrees.
Add dry ingredients in a medium-sized mixing bowl: flour, baking powder, baking soda, and salt Set aside.
Shred zucchini into a second medium-sized mixing bowl. And drain thoroughly.
Add egg, milk, olive oil, and cheese to the zucchini and Stir until combined. You can choose to use an electric mixer.
Add the dry ingredients to the wet ingredients and mix.
Spray the muffin tin with cooking spray or line it with a muffin liner. Note: this mixture might stick to a muffin liner.
Pour batter or scoop even amounts of muffin batter into each muffin.
Bake in the oven for 25 minutes. A toothpick should come out clean before the recipe is done baking. Remove from the oven and cool for at least 5 minutes before serving.