Beef lasagna is a classic Italian dish that is perfect for a special occasion or a comforting family meal. Start by browning ground beef with onions and garlic. Add tomato sauce, diced tomatoes, and herbs like basil and oregano. In a separate bowl, mix ricotta cheese, Parmesan cheese, and egg. Layer the beef sauce, lasagna noodles, and cheese mixture in a baking dish. Repeat the layers and top with mozzarella cheese. Bake in the oven until bubbly and golden. Let it rest for a few minutes before serving this delicious and cheesy beef lasagna.