Slow Cooker Lasagna Soup is so yummy and full of flavor. If you need a quick recipe or dinner idea, I highly recommend this Slow Cooker Lasagna Soup. it's simple, filling, and delicious.
Cook Italian sausage and onions in a pan on the stovetop until sausage is browned and onions are soft. Drain excess grease and add to a slow cooker.
Add vegetable broth, garlic, parsley, basil, diced tomatoes, tomato paste and tomato soup to slow cooker. Season with salt and pepper, as desired. Mix to combine.
Cover and cook on low for 7-8 hours or high for 4-5 hours.
Add cooked pasta to slow cooker 30 minutes before serving and stir to combine.
Top with mozzarella cheese and fresh basil before serving.