Slow Cooker Lasagna Soup

This Easy Slow Cooker Lasagna Soup is brimming with all of the traditional flavors you love, and comes together in just minutes!

No more sloppy layering or waiting around your oven! throw all of your ingredients into your slow-cooker or Crockpot, and you have this easy Lasagna Soup ready to be served!

Now, we know you're probably thinking 'Leave traditional lasagna alone! Well, we did too until we tried THIS soup! Lasagna is heavy and leaves you feeling full. But with this soup? Not at all. This soup is so unbelievably LIGHT and RICH at the same time.

A lot of lasagna soup recipes use quite a bit of water, which leaves it bland and not like lasagna at all. So we went ahead and modified our mom's classic lasagna recipeonly adding just the right amount of liquids to make it into a soup, but not enough to dilute the flavour. The result? An easy bowl of lasagna ready for the whole family in just a few hours.

What stands out

We'll be honest. This Slow Cooker Lasagna Soup came from one of those days where lasagna sounded good, but there was no chance we were layering noodles or turning the oven on. We wanted the flavor, not the commitment.

After thinking about it, we realised we can simplify almost every recipe, especially the ones that usually start with a large skillet and a long list of steps.

• All the classic lasagna flavor. Rich marinara, savory cooked beef, tender pasta, and that creamy finish at the end. We've tried a few lasagna soups over the years that just tasted like tomato water with pasta. This one actually hits like lasagna.
• It actually works in the slow cooker. That took a few tries. The first version had too much liquid, and we knew right away it wasn't it. Once we balanced the beef broth and let everything cook slowly, it finally tasted right.
• Minimal effort, real payoff. This is a true dump-it-in-and-walk-away situation. Diced onion, seasoning, everything goes in and does its thing while you're off doing something else.
• Easy when everyone wants something different. Some nights there's extra ricotta going into serving bowls, other nights it's just parmesan on top. It's flexible, which makes dinner less of a debate.
• Leftovers are actually something we look forward to. We've reheated this the next day more times than we can count, and it still tastes like something you intentionally cooked, not sad leftovers.

This is our favorite way to eat lasagna, which we usually make on low-carb days.

Kitchen tip

A few small things made a big difference here. Most of them came from testing what didn't work the first time.

• Use the right beef. Super lean beef dries out and tastes flat, but anything too fatty throws off the balance. Something in the middle gives you a reliable flavor without making it greasy.
• Don't drain the juices. That liquid is where a lot of the flavor sits. You're not adding grease, you're keeping depth in the soup.
• Go for dry or instant lasagna sheets. Fresh sheets sound like a good idea, but they clump together as they cook. The dry ones hold their shape much better.
• Break the noodles unevenly. Don't overthink it. Different sizes give you a better texture in each bite instead of everything feeling the same.
• Watch the pasta timing. The noodles keep softening in the heat, even after the slow cooker is off. Cook them just until tender so they don't go too soft later.
• Adjust as it sits. The soup thickens over time as the pasta absorbs liquid. Add a splash of broth when reheating to bring it back.

Ingredient Notes & Variations

Before you throw everything into the slow cooker, there are a few ingredients worth talking about. Nothing complicated, just the things that actually make a difference once the soup is done.

• Lasagna noodlesThis is one of the most common questions we get. Yes, you do want lasagna sheets here. We break them up into rough pieces and let them cook right in the soup. We've tried other pasta shapes, and the timing just isn't the same. Some turn mushy, others stay oddly firm. Lasagna noodles hold up better and give you that familiar texture you expect from lasagna, even in soup form. If you only have oven ready lasagna sheets, they still work. Just keep an eye on them toward the end so they don't overcook.
• Ground meat We usually use ground beef because it gives the soup a deeper, more classic lasagna flavor. Italian sausage also works well if you want something richer. We've made it with ground turkey on lighter weeks and it's fine, just not as bold. If you go that route, we usually add a little extra seasoning.
• Cheese Ricotta is what gives this soup that lasagna feel at the end. We like stirring some in and letting everyone add more to their bowl if they want. Mozzarella on top is non-negotiable for us. It melts just enough and makes it feel complete. Parmesan is optional, but we rarely skip it.
• Vegetables and extras If you want to add vegetables, mushrooms and spinach are easy wins. We add them closer to the end so they don't disappear into the soup. Zucchini also works, but it softens quickly, so keep that in mind.

Note: please see recipe card at the bottom for a list of full ingredients and measurements

On the stove

1. Start with the pan. Yes, even though this is a slow cooker recipe. We know, it sounds backwards. But this step matters. Heat 2 teaspoons olive oil (about 10 ml) in a wide pan over medium heat.

1. Brown the beef Add 1 pound lean ground beef mince (450 g). We use 10% fat because It has enough fat to carry flavour, but not so much that the soup turns greasy.

Super lean beef dries out and tastes flat. Higher fat beef releases too much grease and you lose balance. This is the sweet spot.

Do NOT drain the juices. That juice is flavour. This isn't about making it greasy; it's about not throwing away what gives the soup depth.

1. Cook for 6 to 8 minutesbreaking it up, until no pink remains and you get some browning.

1. Once the beef is browned, add 1 large onion, diced and 1 tablespoon minced garlic (about 3 large cloves)

1. Cook everything together for 2 to 3 minutesjust until the onion softens and the garlic becomes fragrant. This is important. Onion and garlic cooked in juice release way more flavour than if you just throw them into liquid. This is where the base of the soup starts tasting like lasagna.

1. Transfer everything to the slow cooker. Once the onion and garlic are softened, scrape everything into your slow cooker. Beef, juices, onion, garlic and vegetables. All of it goes in. From here on, the slow cooker does the work.

1. Build the soup directly in the slow cooker. Into the slow cooker, add the chicken stock, tomato passata, crushed tomatoes, 2 cups (500 ml) of water, tomato paste, 1 beef bouillon cube, a carrot, dried basil, and oregano. Add salt and pepper to taste. Give it a good stir. You're letting the flavours build slowly.

1. Cover and cook:HIGH for 4 hoursor LOW for 8 hours. This slow time is what lets the meat, tomato, and aromatics melt into each other. You don't rush this part.

1. Add the lasagna sheets at the end. About 30 minutes before servingbreak 8 large lasagna sheets into bite-sized pieces and stir them into the soup. This timing matters. If you add them too early, they go soft and gluggy.

1. Turn the heat off once the pasta is just tender. Once the pasta is al denteturn the slow cooker off. The residual heat will finish cooking the pasta without turning it mushy.

We've tested fresh lasagna sheets here, and they clump together once they start cooking. Instant or dry lasagna sheets work best for this soup.

1. Finish with cheese when serving.we always add cheese at the end, never during cooking.

1. Top each bowl with: Ricotta mixtureExtra Parmesan, Fresh parsley or basil. Cheese goes on when you're ready to eat. Not before. That way, it stays creamy, not stringy or oily.

Why This Method Works (Straight From Experience)

• Browning the beef first gives flavour you will NEVER get from raw meat in a slow cooker
• Cooking onion and garlic in juices makes everything taste deeper
• Keeping the beef juices adds richness without greasiness
• Adding pasta last keeps the texture right
• Turning the heat off early saves the soup from going gluggy

This isn't a complicated recipe, but if you have trouble or feel like something is missing, we've made a video just to make things easier!! Happy Cooking.

We almost always end up serving this slow cooker lasagna soup with some cheesy garlic bread on the side or a slice of a crusty no-knead loaf.

You can also go for a simple veggie side like honey roasted carrots or sautéed green beansor just add some roasted asparagus on the side.

Got some leftover lasagna soup? Transfer it to an airtight container and refrigerate it for up to 3 days. You can then reheat it in the microwave or in a pot over medium heat. Add a splash of water or broth if needed, to adjust the consistency.

Recipe FAQ's

You can, but freezing, thawing and reheating can affect the texture of the noodles and make it super soft. If you love noodles with a bite, consider cooking them separately and adding them in towards the end, after you've reheated the soup.

You can! brown the beef in a pot and add in the veggies, tomato base, seasonings, herbs and chicken stock. Cook for about 20 minutes and then add in the noodles. Cook until the noodles are soft and finish up with the cheese topping!

Yes, use gluten free noodles or pasta instead of the regular pasta. You'll need to cook these separately and add them into the soup towards the end, as they can disintegrate more quickly.

Watch It Being Made

What you need

• 2 teaspoons olive oil
• 1 pound lean ground beef mince
• 1 large onion diced
• 1 tablespoon garlic minced, or more to taste
• 1 large carrot peeled and chopped
• 1 large zucchini chopped
• 2 cups chicken stock or broth
• 14 oz tomato sauce Passata
• 14 oz crushed tomatoes canned
• 2 cups water
• 4 tablespoons tomato paste
• 2 tablespoons fresh parsley
• 2 teaspoons dried basil
• 1 teaspoon dried oregano
• 1 beef bouillon cube crushed
• 1 pinch salt to taste
• 1 pinch cracked pepper to taste
• 8 large lasagna sheets broken into bite size pieces
• 1 cup shredded mozzarella cheese reduced fat
• 8 oz reduced-fat ricotta cheese
• 1/3 cup parmesan cheese finely shredded, plus extra to garnish
• 2 tablespoons fresh parsley chopped, plus extra to garnish
• 2 tablespoons fresh basil chopped

Method

1. Heat oil in a large pan over medium-high heat.
2. Fry meat, stirring with a wooden spoon to break up any lumps, until browned. Season with salt and pepper to taste.
3. Sauté the onion until softened. Add the garlic and cook until fragrant. Transfer to a 6-qt slow cooker bowl.
4. Add the rest of the ingredients, cover with lid and cook on high for 4 hours or on low for 8 hours.
5. In the last 30 minutes of cooking time, add the lasagna sheets, cover and continue to cook until the pasta is al dente.
6. Into the slow cooker, add the chicken stock, tomato passata, crushed tomatoes, 2 cups (500 ml) of water, tomato paste, 1 beef bouillon cube, a carrot, dried basil, and oregano. Add salt and pepper to taste.
7. Cover and cook until everything is deeply flavored and the vegetables are tender.
8. Turn off heat and add the mozzarella, pressing into the heat of the sauce to allow it to melt.
9. Let the soup continue cooking until the lasagna pieces are tender and have softened into the sauce. They should be fully cooked but still hold their shape.
10. Combine ricotta, parmesan, parsley and basil in shallow bowl. Season with salt to taste and set aside.
11. Divide soup into bowls (you may have some left over), scoop a tablespoon of the ricotta mixture on top and sprinkle with extra chopped parsley and finely grated parmesan cheese to garnish.