01 -
Preheat the oven to 350°F and line a muffin tin with paper liners or lightly grease the tin.
02 -
Whisk together the flour, baking powder, baking soda, salt, cinnamon, nutmeg, ginger, and cloves in a large bowl until evenly mixed.
03 -
In a separate bowl, blend the granulated sugar, brown sugar, and melted butter until smooth. Incorporate the eggs one at a time, beating thoroughly after each addition, then stir in the vanilla extract.
04 -
Gradually add the wet ingredients to the dry mixture, stirring gently until just combined to avoid overmixing.
05 -
Gently fold in the grated zucchini to evenly distribute it throughout the batter. Incorporate walnuts, pecans, raisins, or chocolate chips if using.
06 -
Divide the batter evenly among the prepared muffin cups, filling each about two-thirds full.
07 -
Bake for 20 to 25 minutes, or until a toothpick inserted in the center of a muffin comes out clean.
08 -
Allow muffins to cool in the tin for 5 minutes, then transfer to a wire rack to cool completely.