1. Preheat oven to 400°.
2. Weigh or lightly spoon flour into dry measuring cups; level with a knife. Combine flour and next 5 ingredients (through allspice) in a large bowl. Combine zucchini and next 5 ingredients (through egg) in a small bowl; stir with a whisk. Add zucchini mixture to flour mixture, stirring batter just until combined. Divide batter evenly among 24 miniature muffin cups coated with cooking spray. Bake at 400° for 10 minutes or until a wooden pick inserted in center of muffins comes out clean.