Heat a large soup pot over medium-high heat. Add olive oil and heat until shimmering.
Add ground beef, diced onion, and minced garlic. Cook until the beef is browned and fully cooked, stirring occasionally. Drain excess fat if needed.
Stir in diced tomatoes with juice, tomato sauce, tomato paste, chicken broth, Italian seasoning, salt, black pepper, and pasta.
Bring the Easy Lasagna Soup Recipe to a boil over high heat.
Reduce heat to medium and simmer for 10–15 minutes, stirring often, until the pasta is tender.
Add water or extra broth as needed to adjust the consistency.
Serve hot topped with ricotta, mozzarella, Parmesan cheese, and fresh parsley.