Zucchini and corn are two summer vegetables that pair perfectly in this healthy casserole. It combines sautéed zucchini, corn kernels, onions, and garlic with a creamy sauce made from Greek yogurt and Parmesan cheese. The casserole is then baked until golden and bubbly, creating a flavorful and satisfying dish. Zucchini is low in calories and high in vitamins, while corn provides a good source of fiber. This casserole is a great way to enjoy the flavors of summer and get your daily dose of vegetables.