Mix the bread crumbs, parsley and 2 tablespoons of cheese.
Peel the garlic. In a blender mix feta, sour cream, garlic and remaining choked.
Preheat oven to 180 degrees. Cut zucchini into thin circles and put in a baking dish, salt and pepper. Pour the sauce and sprinkle with the powdered mixture. Bake for about 40 minutes (focus on your oven) until Golden brown.