Slow Cooker White Lasagna Soup
The broth looks plentiful when the chicken first goes into the slow cooker, but pasta has a way of claiming more of it than you expect. I learned to keep…
By Ava
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Reading time: 8 min
Tip: save now, make later.
The broth looks plentiful when the chicken first goes into the slow cooker, but pasta has a way of claiming more of it than you expect. I learned to keep the lasagna noodles out of the cooker until the end. That small change gives this slow cooker white lasagna soup a creamy, spoonable base instead of a pot of swollen noodles.
The chicken cooks gently with onion, garlic, and Italian seasoning, while the noodles boil separately just before the soup is finished. Cream cheese and heavy cream turn the broth silky, and baby spinach wilts right into it. A spoonful of ricotta mixed with Parmesan and parsley gives each bowl the familiar layered feel of white lasagna, with tender chicken and noodles tucked into every bite.
Kitchen Note
Softened, cubed cream cheese blends into the soup much more easily than a cold block. I whisk it once or twice while it cooks; stop when the creamy base looks smooth and the spinach has wilted.
Save this slow cooker white lasagna soup for a cozy dinner with creamy broth, tender chicken, and a ricotta-Parmesan topping.
Why Lasagna Noodles Don’t Belong in the Slow Cooker for the Full Cook
Lasagna noodles are thirsty. Leave them in broth for the full slow-cooker stretch and they keep absorbing liquid long after they’re tender, leaving less broth in the bowl and a softer, heavier texture. That’s especially noticeable in a creamy soup, where the noodles can make the base feel pasty instead of silky.
Cooking the broken noodles separately gives you control over their texture. They finish in boiling water until al dente, then go into the soup after the chicken and creamy base are ready. The noodles keep their shape, and the broth stays brothy enough to carry the chicken, spinach, and ricotta topping. It’s a small change in timing, but it’s what lets this taste like lasagna in soup form rather than pasta that has been sitting in liquid all afternoon.
Why the Creamy Base Needs Both Cream Cheese and Heavy Cream
- Low-sodium chicken broth — It gives the chicken and aromatics room to cook without making the finished soup too salty. A store-brand low-sodium broth works well here; the measured kosher salt provides the seasoning.
- Chicken breasts — Boneless, skinless breasts are easy to shred into the soup after cooking. Use them thawed so they cook on the stated schedule, and choose evenly sized pieces when possible for more consistent cooking.
- Lasagna noodles — Their wide, broken pieces give the soup its lasagna feel. Cook them separately to al dente; a different pasta shape changes the look and bite, and I stick with lasagna noodles for this version.
- Cream cheese and heavy cream — Cream cheese gives the broth body, while heavy cream loosens it into a pourable soup. Softening and cubing the cream cheese helps it blend; I wouldn’t replace one with the other because they do different jobs.
- Baby spinach — The tender leaves wilt quickly into the hot soup without needing a separate cooking step. Baby spinach is convenient and mild; larger leaves would need more trimming and may not soften as quickly.
- Whole-milk ricotta, Parmesan, and parsley — Together, they make a cool, savory topping that contrasts with the hot soup. Whole-milk ricotta keeps the dollop creamy, and the Parmesan adds a salty, savory edge; lower-fat ricotta can be less rich.
How to Time the Chicken, Noodles, and Creamy Finish
Start the Chicken in the Seasoned Broth
Add the chicken broth, finely chopped onion, minced garlic, Italian seasoning, kosher salt, black pepper, and thawed chicken to a 6-quart slow cooker. Cover and cook on LOW for 4 to 5 hours or on HIGH for 2 to 3 hours. Check the thickest part of a breast with a thermometer; it should reach 165°F. The chicken should be tender enough to shred once it’s lifted out.
Boil the Noodles Near the End
During the last 15 minutes of the slow-cooker time, bring a large pot of water to a boil and cook the broken lasagna noodles according to the package directions. Pull them when they’re al dente, rather than waiting for them to turn soft. Drain them well so extra cooking water doesn’t thin the soup. This timing keeps the noodles ready to join the pot as soon as the creamy base is finished.
Shred the Chicken Before Enriching the Broth
Transfer the cooked chicken to a plate and shred it with two forks. Work across the breast into bite-size strands; if the chicken resists, it needs a little more cooking time rather than forceful pulling. Keep the shredded chicken nearby while you finish the base. It goes back into the soup with the drained noodles.
Let the Cream Cheese Melt into the Soup
Add the softened cream cheese cubes, heavy cream, and baby spinach to the slow cooker. Cover and cook on HIGH for 15 to 20 minutes, whisking once or twice. Look for a smooth, creamy broth with no visible cream cheese pieces and spinach leaves that have wilted down. If the cream cheese is still in small lumps, give it another whisk during this cooking window.
Stir Together the Ricotta Topping
Stir the whole-milk ricotta, grated Parmesan, and chopped fresh parsley together in a small bowl. Once the soup base is creamy, stir in the shredded chicken and drained noodles, then ladle it into bowls. Add a dollop of the ricotta mixture to each serving rather than stirring it through the slow cooker. That keeps the topping distinct against the warm, creamy soup.
Two Simple Ways to Change the Bowl
A Lower-Carbohydrate Bowl Without Noodles
Leave out the lasagna noodles for a soup with the chicken, spinach, and creamy broth at the center. It won’t have the pasta texture that makes this white lasagna soup familiar, but the ricotta-Parmesan topping still gives each bowl a savory finish.
A Spinach-Free Version
Skip the baby spinach if you prefer a plain creamy broth with chicken and noodles. The soup loses the green, tender leaves, but the rest of the cooking method stays the same; you don’t need to replace the spinach with another ingredient.
Storage and Reheating
- Refrigerator: Keep leftovers in a covered container for 3 to 4 days. The noodles will soften as they sit in the soup.
- Freezer: Freeze in an airtight container for up to 2 to 3 months. The creamy broth may separate a little after thawing, and the noodles will be softer; stir as it warms.
- Reheating: Warm gently in a saucepan over low to medium heat, stirring often, or heat a single bowl in the microwave and stir partway through. Avoid a hard boil, which can make the creamy texture less smooth.
Questions That Come Up While Making White Lasagna Soup
Slow Cooker White Lasagna Soup
Ingredients
Equipment
Method
- Add the chicken broth, onion, garlic, Italian seasoning, salt, pepper, and chicken to a 6-quart slow cooker.
- Cover and cook on LOW for 4 to 5 hours or HIGH for 2 to 3 hours, until the chicken reaches 165°F in the thickest part.
- During the last 15 minutes of cooking, cook the lasagna noodles in a large pot of boiling water according to package directions until al dente.
- Drain the noodles.
- Transfer the chicken to a plate and shred it with two forks.
- Add the cream cheese, heavy cream, and spinach to the slow cooker.
- Cover and cook on HIGH for 15 to 20 minutes, whisking once or twice, until the cream cheese is smooth and the spinach is wilted.
- Stir the shredded chicken and drained noodles into the soup.
- Ladle the soup into bowls.
- Stir the ricotta, Parmesan, and parsley together in a small bowl.
- Spoon a dollop over each bowl of soup.