Savory Cheddar Zucchini Muffins
1 clove garlic, minced 1 cup milk 1 cup shredded unpeeled zucchini 1 egg, lightly beaten 1 teaspoon baking soda 1 ½ teaspoons baking powder 1 ¾ cups all-purpose flour 4 slices bacon, cooked crisp and crumbled ¼ cup butter, melted ¼ cup freshly grated Parmesan cheese ½ teaspoon salt ¾ cup shredded Cheddar cheese