This Slow Cooker Lasagna is the ultimate set-it-and-forget-it meal. Just toss everything in the slow cooker and let it work its magic while you go about your day. When dinnertime rolls around, you'll have an incredibly tender and flavorful dish waiting for you!
About This Recipe
Here's something that'll change how you think about slow cooker lasagna: in Northern Italy's Emilia-Romagna region, where lasagna truly comes from, nonnas have been using clay pot cooking for centuries - essentially their version of slow cooking. They'd layer their ragù Bolognese and béchamel in terracotta dishes, then let them cook slowly in dying bread ovens. What's fascinating is they never used ricotta like we do here - that's actually a Southern Italian twist that came to America through immigration patterns. The slow, gentle heat they used created something magical: it allowed the pasta sheets to absorb flavors without breaking down, and the proteins in the cheese to set perfectly without curdling. This is exactly why your slow cooker works so beautifully for lasagna - you're mimicking that ancient low-and-slow technique. The key difference? Those Italian nonnas knew to use less liquid because the slow heat concentrates flavors rather than evaporating them quickly like oven heat does.
Ingredients for Slow Cooker Lasagna
- 2 tablespoons olive oil
- 1 pound Italian ground sausage
- 2 pounds lean ground beef
- 1 medium-sized onion, diced
- 6 cloves garlic, minced
- 1 teaspoon dried oregano
- 1 teaspoon fennel seeds
- 1 teaspoon kosher salt
- Freshly ground black pepper, to taste
- 28 oz crushed tomatoes
- 15 oz diced tomatoes
- 6 oz tomato paste
- 2 tablespoons granulated sugar
- ½ cup chicken stock
- 1 teaspoon fresh basil
- 1 tablespoon fresh parsley
- 32 oz ricotta cheese
- 2 large eggs
- 1 tablespoon fresh parsley
- 1 tablespoon fresh basil
- ¾ cup freshly grated Parmesan cheese
- ½ cup grated Romano cheese
- ½ teaspoon kosher salt
- ½ teaspoon freshly ground black pepper
- Lasagna noodles (1 box)
- Deli-sliced low-moisture mozzarella
- Freshly grated Parmesan cheese, for sprinkling
- Mozzarella cheese, for the top layer
How to Make Slow Cooker Lasagna
- Heat 2 tablespoons of olive oil in a large pot or Dutch oven over medium-high heat.
- Add Italian ground sausage and lean ground beef, breaking up the meat and sautéing until brown.
- Add diced onion and sauté until translucent (about 5 minutes).
- Add minced garlic, dried oregano, fennel seeds, kosher salt, and black pepper. Stir to wake up the spices.
- Add crushed tomatoes, diced tomatoes, tomato paste, granulated sugar, and stir until well incorporated.
- Bring the sauce to a simmer, then add chicken stock, fresh basil, and fresh parsley. Set the sauce aside.
- In a large mixing bowl, combine ricotta cheese, eggs, fresh parsley, fresh basil, Parmesan cheese, Romano cheese, salt, and black pepper. Mix well.
- Spray your slow cooker with non-stick cooking spray.
- Spread a layer of meat sauce at the bottom of the slow cooker.
- Place a layer of lasagna noodles over the sauce, overlapping and breaking them as needed.
- Spread a third of the cheese mixture over the noodles.
- Repeat the layering process: sauce, meat, Parmesan cheese, deli-sliced mozzarella, noodles, and cheese mixture.
- Ensure you have enough meat sauce for the top layer. Sprinkle freshly grated Parmesan cheese and top it off with mozzarella cheese.
- Cover and slow cook for 4 hours on low.
- Turn off the slow cooker and let it sit for 30 minutes before serving.
- Garnish with fresh basil or parsley.
- Serve and savor the deliciousness of your Slow Cooker Lasagna.
- Enjoy this delectable creation that brings the flavors of Italy right to your table.
- Pork Adobo
- Corn Bread
- Cloverleaf Dinner Rolls
- Garlic Butter Steak Bites
What to Serve With Slow Cooker Lasagna
A crisp Caesar salad with extra parmesan and garlic croutons cuts through the rich, cheesy layers beautifully. The bright acidity from the dressing cleanses your palate between bites, while the crunchy romaine provides textural contrast to all that melted cheese.
My garlic herb focaccia bread is perfect for soaking up any extra sauce that pools at the bottom of your bowl. The herbs complement the Italian flavors in the lasagna, and there's something so satisfying about having warm, pillowy bread alongside this comfort food classic.
For wine lovers, a medium-bodied Chianti Classico is your best friend here – the wine's acidity balances the richness while its earthy notes enhance the herbs and tomatoes. The traditional pairing exists for a reason, and it transforms this weeknight dinner into something special.
Frequently Asked Questions
1. Can I use uncooked lasagna noodles in the slow cooker?
Yes — regular uncooked lasagna noodles work perfectly. The steam and sauce inside the slow cooker cooks them to al dente. No need to use oven-ready noodles.
2. How do I layer lasagna in a slow cooker?
Start with sauce on the bottom, then noodles (break to fit), ricotta mixture, mozzarella, and meat sauce. Repeat 3-4 times ending with sauce and cheese on top.
3. What shape slow cooker works best for lasagna?
An oval 6-quart slow cooker fits standard lasagna noodles best. Round slow cookers require more breaking and piecing of noodles to cover the surface.
4. How long does lasagna take in the slow cooker?
4-5 hours on low or 2-3 hours on high. The noodles should be tender and the cheese melted and bubbly. Do not overcook or the noodles become mushy.
5. Should I brown the meat before adding it to the slow cooker?
Yes — browning the ground beef or sausage on the stovetop first develops flavor and drains excess fat. Skipping this step can make the lasagna greasy.
6. How do I prevent the bottom from burning?
Spread a generous layer of sauce on the bottom before the first noodle layer. This creates a barrier. Using a slow cooker liner also helps with prevention and cleanup.
7. What ricotta mixture works best?
Mix ricotta with an egg, Parmesan, fresh parsley, salt, and pepper. The egg helps bind the ricotta so it holds its shape between layers instead of running.
8. Can I use cottage cheese instead of ricotta?
Yes, strain cottage cheese to remove excess liquid first. Blend it smooth if you prefer a ricotta-like texture. Many Italian-American families prefer cottage cheese for its tang.
9. How do I get a crispy top on slow cooker lasagna?
The slow cooker will not crisp the top. Transfer to a broiler-safe dish, add extra mozzarella, and broil for 3-5 minutes to get that golden, bubbly finish.
10. Should I let slow cooker lasagna rest before serving?
Yes — let it sit with the lid off for 15-20 minutes after cooking. This firms up the layers so they hold together when you cut and serve portions.
Slow Cooker Lasagna Video
Slow Cooker Lasagna
Ingredients
Method
- Heat 2 tablespoons of olive oil in a large pot or Dutch oven over medium-high heat.
- Add Italian ground sausage and lean ground beef, breaking up the meat and sautéing until brown.
- Add diced onion and sauté until translucent (about 5 minutes).
- Add minced garlic, dried oregano, fennel seeds, kosher salt, and black pepper. Stir to wake up the spices.
- Add crushed tomatoes, diced tomatoes, tomato paste, granulated sugar, and stir until well incorporated.
- Bring the sauce to a simmer, then add chicken stock, fresh basil, and fresh parsley. Set the sauce aside.
- In a large mixing bowl, combine ricotta cheese, eggs, fresh parsley, fresh basil, Parmesan cheese, Romano cheese, salt, and black pepper. Mix well.
- Spray your slow cooker with non-stick cooking spray.
- Spread a layer of meat sauce at the bottom of the slow cooker.
- Place a layer of lasagna noodles over the sauce, overlapping and breaking them as needed.
- Spread a third of the cheese mixture over the noodles.
- Repeat the layering process: sauce, meat, Parmesan cheese, deli-sliced mozzarella, noodles, and cheese mixture.
- Ensure you have enough meat sauce for the top layer. Sprinkle freshly grated Parmesan cheese and top it off with mozzarella cheese.
- Cover and slow cook for 4 hours on low.
- Turn off the slow cooker and let it sit for 30 minutes before serving.
- Garnish with fresh basil or parsley.
- Serve and savor the deliciousness of your Slow Cooker Lasagna.
- Enjoy this delectable creation that brings the flavors of Italy right to your table.
- Pork Adobo
- Corn Bread
- Cloverleaf Dinner Rolls
- Garlic Butter Steak Bites
Nutrition
Notes
Use no-boil lasagna noodles specifically designed for slow cooking - regular pasta sheets will turn to mush because they can't handle the extended moisture exposure that makes slow cooker lasagna so tender and flavorful. After making this recipe dozens of times, I've learned to slightly underfill each layer - about 75% of what feels right - because the ingredients expand significantly during the long cooking process and will overflow if packed too full initially. Choose whole milk ricotta over part-skim because the higher fat content prevents the cheese from breaking and becoming grainy during the extended low-heat cooking, keeping your layers creamy and cohesive throughout. Let the finished lasagna rest in the slow cooker with the lid off for exactly 15 minutes before cutting - this allows the layers to set properly and prevents the slices from falling apart when served. Storage & Meal Prep:
You can freeze portions of the lasagna for later. Ensure proper wrapping to maintain freshness.
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