Slow Cooker Lasagna Soup: Easy, Cheesy, One-Pot Dinner

Slow Cooker Lasagna Soup brings together the rich, cheesy flavor of classic lasagna in a hearty soup you can prep and walk away from. It simmers low and slow in your crockpot, creating a cozy, hands-off dinner the whole family will love.

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Slow Cooker Lasagna Soup: Easy, Cheesy, One-Pot Dinner

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• Author: Sarah
• Total Time: 6 hrs 15 min
• Yield: Serves 6

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Description

This Slow Cooker Lasagna Soup is a cozy, cheesy, one-pot version of the classic Italian dish. Made with rich tomato broth, tender pasta, and melty cheese, it’s perfect for hands-off weeknight dinners or lazy weekend cooking.

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Ingredients

Scale 1x2x3x

• 1 lb ground beef or Italian sausage (or half of each)

• 1 small yellow onion, diced

• 3 cloves garlic, minced

• 1 (6 oz) can tomato paste

• 1 (28 oz) can crushed tomatoes

• 1 (15 oz) can tomato sauce

• 4 cups low-sodium beef or chicken broth

• 2 teaspoons Italian seasoning

• 1/2 teaspoon salt

• 1/4 teaspoon black pepper

• 8 lasagna noodles, broken into pieces

• 1/2 cup heavy cream (optional)

• 1 ½ cups shredded mozzarella

• 1/2 cup grated Parmesan

• Ricotta cheese (for topping)

• Fresh basil or parsley (for garnish)

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Instructions

1. In a skillet, brown ground meat with onion over medium heat. Drain fat, then stir in garlic and cook 1 more minute.

2. Transfer meat to a slow cooker. Add tomato paste, crushed tomatoes, tomato sauce, broth, and all seasonings. Stir to combine.

3. Cover and cook on low for 6–7 hours or high for 3–4 hours.

4. About 30 minutes before serving, stir in the broken lasagna noodles. Cook until tender.

5. Stir in heavy cream if using. Ladle into bowls and top with mozzarella, Parmesan, and a spoonful of ricotta. Garnish with fresh herbs if desired.

Notes

• For freezer-friendly prep, leave out noodles and cream until reheating.

• You can sub in ground turkey or add spinach during the last 10 minutes.

• Adjust thickness by removing lid during final 20 minutes of cooking.

• Prep Time: 15 min
• Cook Time: 6 hrs
• Category: Soup
• Method: Slow Cooker
• Cuisine: American-Italian

Nutrition

• Calories: 435
• Sugar: 7g
• Sodium: 780mg
• Fat: 21g
• Saturated Fat: 10g
• Unsaturated Fat: 9g
• Carbohydrates: 35g
• Fiber: 3g
• Protein: 27g
• Cholesterol: 78mg

Keywords: slow cooker lasagna soup, crockpot lasagna soup, lasagna soup recipe

When You Want Lasagna but Need It Easy

I love lasagna—but I don’t always love the layers, the baking, and all the cleanup. That’s where this slow cooker lasagna soup comes in. It’s become our go-to on busy weekdays or chilly Sundays when we want something homemade but don’t want to stand over the stove.

It all started when I was making my usual chicken lasagna soup and wondered, “Could I just toss everything in the slow cooker?” The answer: absolutely yes.

You get all the flavor—savory broth, ground meat, broken pasta, tomato, Italian herbs, and gooey cheese—but with about 15 minutes of hands-on time. The noodles cook right in the broth, and the cheesy topping gets added at the end for that true lasagna finish.

We love pairing it with a slice of garlic bread or even something bright like corn and tomato salad to balance all that cozy richness.

Ingredients & How to Make Slow Cooker Lasagna Soup

What You’ll Need

This hearty Slow Cooker Lasagna Soup is full of rich tomato flavor, cheesy goodness, and tender pasta—all made easy with your slow cooker. You only need about 15 minutes of prep, and the slow cooker does the rest.

Here’s everything you need to make a comforting batch of Slow Cooker Lasagna Soup:

• 1 lb ground beef or Italian sausage (or half of each)
• 1 small yellow onion, diced
• 3 cloves garlic, minced
• 1 (6 oz) can tomato paste
• 1 (28 oz) can crushed tomatoes
• 1 (15 oz) can tomato sauce
• 4 cups low-sodium beef or chicken broth
• 2 teaspoons Italian seasoning
• 1/2 teaspoon salt
• 1/4 teaspoon black pepper
• 8 lasagna noodles, broken into pieces
• 1/2 cup heavy cream (optional)
• 1 ½ cups shredded mozzarella
• 1/2 cup grated Parmesan
• Ricotta (for topping)
• Fresh basil or parsley (optional)

Want a lighter version? Try this chicken lasagna soup for a creamy, stovetop twist.

Step-by-Step: How to Make Slow Cooker Lasagna Soup

1. Brown your meat – In a skillet, cook ground beef or sausage with onion until browned. Drain grease, then stir in the garlic for one final minute of cooking.
2. Build the soup base – Transfer meat to your slow cooker. Add tomato paste, crushed tomatoes, tomato sauce, broth, and seasoning. Stir to combine.
3. Let it simmer – Cover and cook on low for 6–7 hours or high for 3–4 hours. This long simmer is what gives Slow Cooker Lasagna Soup that deep, developed flavor.
4. Add noodles – About 30 minutes before you’re ready to eat, stir in the broken lasagna noodles. Cover again and cook until they’re tender.
5. Add the creamy finish – Just before serving, stir in heavy cream if you like it extra rich. Ladle into bowls and top each with mozzarella, Parmesan, and a dollop of ricotta.

This Slow Cooker Lasagna Soup is especially good served with deviled egg macaroni salad or even warm butternut squash farro salad for something fresh and balanced on the side.

Storage, Freezing & Crockpot Tips for Slow Cooker Lasagna Soup

How Long Can You Leave Soup in the Slow Cooker?

Once your Slow Cooker Lasagna Soup is done cooking, don’t let it sit in the pot for too long on the “warm” setting. It’s best to serve it within 2 hours after the cook cycle ends. If left longer, the noodles can get overly soft, and dairy may begin to separate—especially if you’ve added cream or cheese at the end.

To keep the texture just right, switch off your slow cooker and transfer leftovers into shallow containers as soon as everyone’s had a bowl.

Can You Freeze Slow Cooker Lasagna Soup?

Yes, but with a simple trick: freeze it before you add the noodles or cream. This keeps the texture from getting mushy when reheated.

Here’s how to freeze it right:

• Cool the soup completely.
• Ladle into airtight freezer containers (leaving space for expansion).
• Freeze for up to 2 months.
• When ready to enjoy, thaw overnight and reheat on the stove. Add fresh-cooked noodles and stir in cream or cheese just before serving.

We love prepping a double batch of Slow Cooker Lasagna Soup, then freezing half without noodles. It makes for an easy dinner later in the week without extra work.

Will Soup Thicken in the Slow Cooker?

Yes—especially soups with tomato paste, noodles, and cheese like this one. Slow Cooker Lasagna Soup will naturally thicken as it cooks, thanks to the starch from the noodles and the cheese stirred in at the end.

If you want it even thicker, remove the lid during the last 20–30 minutes of cooking to let some liquid evaporate. You can also stir in a bit of Parmesan or a spoonful of ricotta to thicken it right before serving.

And if you like your soups hearty and satisfying, pair this with sheet pan meatloaves or even beef and bean chimichangas for a full, comfort-packed dinner.

Variations & Serving Tips for Slow Cooker Lasagna Soup

Make It Your Own with Easy Add-Ins

The great thing about Slow Cooker Lasagna Soup is how flexible it is. You can adjust the meat, spice level, or even sneak in extra veggies without changing the soul of the dish.

Here are a few favorite ways to switch things up:

• Ground turkey or chicken – Swap in for a lighter take
• Add chopped spinach or kale – Stir in during the last 10 minutes for added nutrition
• Use ricotta in the soup base – Instead of just on top, stir a few spoonfuls in for ultra creaminess
• Try gluten-free noodles – Just reduce cook time slightly and keep an eye on texture

For extra flavor, you can even add a splash of red wine to the broth before slow cooking. It brings depth and makes the soup taste like it simmered all day.

If you like a little heat, a pinch of crushed red pepper or even hot Italian sausage makes this Slow Cooker Lasagna Soup extra cozy.

What to Serve with Lasagna Soup

Since the soup itself is rich and filling, we love to serve it with something simple on the side. A few reader-favorite combos include:

• A crisp green salad or corn and tomato salad
• Crunchy garlic toast or cheesy flatbread
• Warm butternut squash farro salad for a fall-inspired pairing

And don’t forget the toppings bar. Let everyone personalize their bowl with shredded mozzarella, fresh basil, or a dollop of ricotta. It’s a fun way to make dinner feel a little more special—especially if you’re serving guests.

Frequently Asked Questions

How to cook lasagna soup in a slow cooker?
Start by browning your meat and sautéing the onion and garlic. Then add all your soup base ingredients to the slow cooker (broth, tomatoes, seasoning). Cook on low for 6–7 hours or high for 3–4 hours. About 30 minutes before serving, stir in broken lasagna noodles. Add cream and cheese at the end for that creamy finish.

How long can you leave soup in a slow cooker?
Once cooking is done, don’t leave your Slow Cooker Lasagna Soup sitting on “warm” for more than 2 hours. After that, move it to the fridge to avoid overcooking the noodles and breaking down the dairy.

Do you put heavy whipping cream in lasagna soup?
Yes, a splash of heavy cream at the end adds richness and makes the broth silky smooth. It’s optional, but definitely worth it if you love creamy soups.

Will soup thicken in a slow cooker?
Yes. The noodles release starch as they cook, and ingredients like tomato paste and cheese naturally thicken the soup over time. If you want it extra thick, remove the lid during the last 20 minutes or stir in a spoonful of ricotta.

Wrap-Up: All the Comfort of Lasagna, None of the Fuss

Slow Cooker Lasagna Soup is one of those meals you’ll come back to all season long. It’s easy, comforting, and perfect for feeding a crowd or storing leftovers. Whether you’re making it on a busy weeknight or for a cozy Sunday dinner, this soup brings the flavor of classic lasagna with a lot less work.

📌 Save this recipe on Pinterest so you always have it ready when comfort food cravings hit!

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