This delicious lasagna is a perfect combination of savory ground meat, fresh vegetables, and creamy layers, making it a hearty meal for any occasion. The rich filling of ground beef, carrots, onions, and celery is perfectly complemented by the creamy béchamel sauce and a generous amount of mozzarella and Parmesan cheese. With five layers of deliciousness, each bite delivers a delightful blend of flavors and textures. Bake until golden brown and bubbly for a comforting dish that will impress your family and friends. Serve with a side of roasted tomatoes and creamy garlic sauce for an unforgettable meal.