Discover the delightful Hearty Tomato Zucchini Gratin, a perfect dish to embrace the flavors of summer and early fall. With its layers of tender zucchini and juicy tomatoes topped with a cheesy golden crust, this gratin is both visually stunning and satisfying. It's versatile enough to serve as a main course, side dish, or light lunch while supporting seasonal eating with fresh, local ingredients. Enjoy its comforting taste and impressive health benefits in a simple yet delicious meal.
3 medium zucchinis, thinly sliced
4 medium ripe tomatoes, thinly sliced
1 medium onion, finely chopped
3 cloves garlic, minced
1 cup shredded mozzarella cheese
1/2 cup grated Parmesan cheese
1/4 cup fresh basil, chopped
1 teaspoon dried oregano
1 teaspoon salt
1/2 teaspoon black pepper
3 tablespoons olive oil
1 cup fresh breadcrumbs