Zucchini Casserole

"A fresh zucchini casserole with sautéed onions and garlic in a creamy cheese sauce topped with buttery Parmesan Panko breadcrumbs. This popular casserole brings out the best in summer zucchini and makes a great side dish for grilled chicken, fish, steak, and pork tenderloin. This casserole is best enjoyed fresh out of the oven while warm and melty. A fresh zucchini casserole with sautéed onions and garlic in a creamy cheese sauce topped with buttery Parmesan Panko breadcrumbs."