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A steaming bowl of slow cooker lasagna soup topped with melted mozzarella, ricotta, and fresh basil, served with a spoon on a rustic table.

Slow Cooker Lasagna Soup

Benjamin
A cozy, hearty soup with all the delicious lasagna flavors ground meat, tomatoes, noodles, and cheese all simmered in your slow cooker.
Prep Time 10 minutes
Cook Time 4 minutes
Total Time 4 minutes
Course slow cooker
Cuisine American
Servings 8 servings
Calories 357 kcal

Equipment

  • Slow Cooker
  • Large skillet,

Ingredients
  

Meat

  • 1.5 pounds lean ground beef
  • 1.5 pounds Italian sausage, casing removed

Soup base

  • 1 cup finely chopped yellow onion
  • 6 cloves garlic, minced
  • 6 cups beef broth
  • 24 oz marinara sauce
  • 15 oz diced tomatoes, drained
  • 6 oz tomato paste
  • crushed red pepper flakes, to taste

Pasta & Cheese

  • 8 oz uncooked lasagna noodles, broken
  • 2 cups fresh baby spinach, chopped
  • 15 oz whole milk ricotta cheese
  • 1 cup shredded mozzarella cheese
  • freshly grated Parmesan cheese, to taste

Instructions
 

  • In a large skillet, cook ground beef and Italian sausage over medium-high heat until browned, about 8 minutes. Transfer to slow cooker.
  • Add onion and garlic to the slow cooker alongside meat.
  • Pour in beef broth, marinara, diced tomatoes, tomato paste, and red pepper. Stir to combine.
  • Cover and cook on LOW for 6–8 hours (or HIGH for 3–4 hours).
  • About 30 minutes before serving, stir in broken lasagna noodles and spinach; cover and cook until pasta is al dente.
  • Stir in parmesan, then ladle into bowls, topping each with mozzarella and dollops of ricotta.

Notes

You can substitute ground turkey or omit sausage; adjust cook time if using gluten‑free noodles. Store in fridge up to 4 days; reheat and add extra broth if needed.
Keyword Slow Cooker Lasagna Soup