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Dinner / Slow Cooker Lasagna: Easy Recipe & Tips for Perfect Results

Slow Cooker Lasagna: Easy Recipe & Tips for Perfect Results

July 6, 2025 by JannaDinner

Slow Cooker Lasagna: Imagine coming home after a long day to the comforting aroma of bubbling cheese, rich tomato sauce, and perfectly cooked pasta. Sounds like a dream, right? Well, with this recipe, it can be your reality! Forget spending hours layering and baking; this method brings all the classic flavors of lasagna to your table with minimal effort.

Lasagna, a dish deeply rooted in Italian culinary tradition, has evolved over centuries. While its exact origins are debated, variations of layered pasta dishes have existed since ancient Rome. The modern lasagna we know and love, with its layers of pasta, meat sauce, ricotta cheese, and mozzarella, became popular in the Emilia-Romagna region of Italy. It’s a dish often associated with family gatherings and celebrations, a symbol of warmth and togetherness.

But let’s be honest, sometimes we crave that comforting lasagna flavor without the fuss. That’s where this Slow Cooker Lasagna recipe shines. People adore lasagna for its incredible combination of textures and tastes. The creamy ricotta, the tangy tomato sauce, the savory meat, and the chewy pasta all come together in perfect harmony. And the slow cooker method? It’s a game-changer! It allows the flavors to meld and deepen, creating an even more delicious and satisfying meal. Plus, it’s incredibly convenient – simply layer the ingredients, set it, and forget it. Get ready to enjoy a truly unforgettable lasagna experience, made easy!

Slow Cooker Lasagna this Recipe

Ingredients:

  • Ground Beef: 1.5 pounds, lean
  • Italian Sausage: 0.5 pound, sweet or hot (your preference!)
  • Onion: 1 medium, chopped
  • Garlic: 3 cloves, minced
  • Canned Crushed Tomatoes: 28 ounces
  • Canned Tomato Sauce: 15 ounces
  • Tomato Paste: 6 ounces
  • Dried Oregano: 2 teaspoons
  • Dried Basil: 2 teaspoons
  • Dried Parsley: 1 teaspoon
  • Salt: 1.5 teaspoons, or to taste
  • Black Pepper: 0.5 teaspoon, or to taste
  • Ricotta Cheese: 15 ounces, whole milk or part-skim
  • Egg: 1 large
  • Grated Parmesan Cheese: 0.5 cup, plus more for topping
  • Fresh Parsley: 2 tablespoons, chopped (optional, for ricotta mixture)
  • Mozzarella Cheese: 16 ounces, shredded
  • No-Boil Lasagna Noodles: About 9-12 noodles, depending on your slow cooker size

Preparing the Meat Sauce:

  1. Brown the Meats: In a large skillet over medium-high heat, brown the ground beef and Italian sausage. Break them up with a spoon as they cook. Drain off any excess grease. This step is crucial for flavor and prevents a greasy lasagna. I like to use a leaner ground beef to minimize the grease.
  2. Sauté Aromatics: Add the chopped onion to the skillet with the browned meat. Cook until the onion is softened and translucent, about 5-7 minutes. Then, add the minced garlic and cook for another minute until fragrant. Be careful not to burn the garlic!
  3. Simmer the Sauce: Pour in the crushed tomatoes, tomato sauce, and tomato paste. Stir in the dried oregano, dried basil, dried parsley, salt, and pepper. Bring the sauce to a simmer, then reduce the heat to low and let it simmer for at least 15 minutes, or up to 30 minutes, stirring occasionally. This allows the flavors to meld together beautifully. The longer it simmers, the richer the flavor will be.

Preparing the Ricotta Mixture:

  1. Combine Ingredients: In a medium bowl, combine the ricotta cheese, egg, grated Parmesan cheese, and chopped fresh parsley (if using). Mix well until everything is evenly incorporated. The egg helps to bind the ricotta mixture together, preventing it from being too watery in the lasagna.
  2. Season to Taste: Add a pinch of salt and pepper to the ricotta mixture, or to taste. Remember that the other layers of the lasagna are already seasoned, so don’t overdo it here.

Assembling the Slow Cooker Lasagna:

Important Note: Before you start layering, lightly grease the bottom and sides of your slow cooker with cooking spray. This will prevent the lasagna from sticking and make it easier to remove later.

  1. First Layer: Spread a thin layer of the meat sauce (about 1 cup) evenly over the bottom of the slow cooker. This prevents the noodles from sticking to the bottom and burning.
  2. Noodle Layer: Arrange a layer of no-boil lasagna noodles over the sauce. You may need to break the noodles to fit them into the slow cooker. Try to cover as much of the sauce as possible with the noodles. Don’t worry if there are small gaps; the noodles will expand as they cook.
  3. Ricotta Layer: Spread about one-third of the ricotta mixture evenly over the noodle layer.
  4. Mozzarella Layer: Sprinkle about one-third of the shredded mozzarella cheese over the ricotta layer.
  5. Repeat Layers: Repeat the layers (meat sauce, noodles, ricotta mixture, mozzarella cheese) two more times. Make sure to end with a layer of meat sauce topped with the remaining mozzarella cheese. This will create a nice, cheesy top.
  6. Final Touches: Sprinkle some extra grated Parmesan cheese over the top of the lasagna for added flavor and browning.

Cooking the Slow Cooker Lasagna:

  1. Slow Cook: Cover the slow cooker and cook on low for 6-8 hours, or on high for 3-4 hours. The cooking time will vary depending on your slow cooker, so check it periodically. The lasagna is done when the noodles are tender and the cheese is melted and bubbly.
  2. Check for Doneness: To check if the lasagna is done, insert a fork into the center. The noodles should be easily pierced and not feel crunchy. If the noodles are still firm, continue cooking for another 30-60 minutes.
  3. Resting Time: Once the lasagna is cooked, turn off the slow cooker and let it sit for at least 15-20 minutes before serving. This allows the lasagna to set up and makes it easier to slice and serve. If you try to cut it right away, it will be very messy.

Serving the Slow Cooker Lasagna:

  1. Carefully Remove: Use a large spatula or spoon to carefully remove the lasagna from the slow cooker. It’s best to cut it into squares while it’s still in the slow cooker, then lift out each piece individually.
  2. Garnish (Optional): Garnish with fresh parsley or basil leaves for a pop of color and freshness.
  3. Serve: Serve the lasagna hot and enjoy! It’s delicious on its own or with a side salad and some garlic bread.

Tips and Variations:

  • Vegetarian Option: To make this lasagna vegetarian, omit the ground beef and Italian sausage. Add sautéed vegetables like mushrooms, zucchini, spinach, and bell peppers to the meat sauce.
  • Cheese Variations: Feel free to experiment with different types of cheese. Provolone, fontina, or even a little bit of goat cheese would be delicious additions.
  • Spice It Up: If you like a little heat, add a pinch of red pepper flakes to the meat sauce.
  • Herbs and Spices: Don’t be afraid to adjust the herbs and spices to your liking. A little bit of garlic powder, onion powder, or Italian seasoning can add extra flavor.
  • Make Ahead: You can assemble the lasagna ahead of time and store it in the refrigerator for up to 24 hours before cooking. Just add about 30 minutes to the cooking time.
  • Freezing: Leftover lasagna can be frozen for up to 2 months. Wrap it tightly in plastic wrap and then in aluminum foil. Thaw it in the refrigerator overnight before reheating.
  • Noodle Alternatives: While I recommend no-boil noodles for convenience, you can use regular lasagna noodles if you prefer. Just be sure to cook them according to the package directions before assembling the lasagna. You might need to add a bit more liquid to the slow cooker to ensure the noodles cook properly.
  • Slow Cooker Size: This recipe is designed for a 6-quart slow cooker. If you have a smaller slow cooker, you may need to reduce the amount of ingredients or use a smaller baking dish that fits inside the slow cooker.
  • Preventing Soggy Lasagna: To prevent the lasagna from becoming too soggy, make sure to drain the meat well after browning it. Also, don’t add too much liquid to the slow cooker. The tomatoes and the moisture from the ricotta cheese should be enough.
  • Layering Order: While the layering order I provided works well, feel free to experiment. Some people prefer to start with a layer of ricotta cheese on the bottom to prevent the noodles from sticking.
Troubleshooting:
  • Lasagna is too dry: If the lasagna is too dry, add a little bit of water or tomato sauce to the slow cooker during the last hour of cooking.
  • Lasagna is too watery: If the lasagna is too watery, remove the lid from the slow cooker during the last hour of cooking to allow some of the excess moisture to evaporate.
  • Noodles are still crunchy: If the noodles are still crunchy, add a little bit of water or tomato sauce to the slow cooker and continue cooking until the noodles are tender.
  • Cheese is not melting: If the cheese is not melting, make sure the slow cooker is set to the correct temperature. You can also try sprinkling a little bit of extra cheese on top during the last 30 minutes of

    Slow Cooker Lasagna

    Conclusion:

    So, there you have it! This Slow Cooker Lasagna recipe is truly a game-changer, and I wholeheartedly believe it deserves a permanent spot in your regular meal rotation. Why? Because it delivers all the comforting, cheesy, saucy goodness of a traditional lasagna, but with a fraction of the effort. Think about it: minimal prep time, no babysitting the oven, and a delicious, satisfying meal waiting for you at the end of a busy day. What’s not to love?

    This isn’t just about convenience, though. The slow cooker actually enhances the flavors, allowing them to meld and deepen in a way that’s hard to achieve in the oven. The result is a lasagna that’s incredibly rich, flavorful, and unbelievably tender. The noodles practically melt in your mouth!

    But the best part? It’s incredibly versatile. Feel free to get creative with your fillings! If you’re a meat lover, try adding Italian sausage or ground beef along with the ground turkey. For a vegetarian version, load it up with extra vegetables like spinach, zucchini, mushrooms, or bell peppers. You could even add a layer of ricotta cheese mixed with pesto for an extra burst of flavor.

    Serving Suggestions and Variations:

    * Serve this Slow Cooker Lasagna with a simple side salad and some crusty garlic bread for a complete and satisfying meal.
    * For a lighter option, use whole wheat lasagna noodles and part-skim ricotta cheese.
    * If you’re short on time, you can use pre-made marinara sauce, but I highly recommend making your own for the best flavor.
    * Want to add a little kick? Sprinkle some red pepper flakes into the meat sauce.
    * Leftovers are even better the next day! Store them in an airtight container in the refrigerator for up to 3 days.
    * Consider freezing individual portions for quick and easy lunches or dinners. Just thaw them overnight in the refrigerator and reheat in the microwave or oven.
    * For a potluck or gathering, this lasagna is a fantastic choice! It travels well and is always a crowd-pleaser.

    I’m confident that once you try this recipe, you’ll be hooked. It’s the perfect solution for busy weeknights, potlucks, or any time you’re craving a comforting and delicious meal without all the fuss. It’s a guaranteed hit with the whole family!

    So, what are you waiting for? Grab your slow cooker, gather your ingredients, and get ready to experience the easiest and most delicious lasagna you’ve ever made. I can’t wait to hear what you think!

    Don’t forget to share your creations with me! Tag me in your photos on social media and let me know how you customized your Slow Cooker Lasagna. I’m always looking for new and exciting variations to try. Happy cooking! I hope you enjoy this recipe as much as I do. Let me know in the comments below how it turns out for you! I’m excited to hear all about your lasagna adventures.


    Slow Cooker Lasagna: Easy Recipe & Tips for Perfect Results

    Easy slow cooker lasagna with layers of meat sauce, ricotta, mozzarella, and no-boil noodles for a comforting meal with minimal effort.

    Prep Time30 minutes
    Cook Time360 minutes
    Total Time390 minutes
    Category: Dinner
    Yield: 6-8 servings
    Save This Recipe

    Ingredients

    • 1.5 pounds lean ground beef
    • 0.5 pound sweet or hot Italian sausage (your preference)
    • 1 medium onion, chopped
    • 3 cloves garlic, minced
    • 28 ounces canned crushed tomatoes
    • 15 ounces canned tomato sauce
    • 6 ounces tomato paste
    • 2 teaspoons dried oregano
    • 2 teaspoons dried basil
    • 1 teaspoon dried parsley
    • 1.5 teaspoons salt, or to taste
    • 0.5 teaspoon black pepper, or to taste
    • 15 ounces ricotta cheese, whole milk or part-skim
    • 1 large egg
    • 0.5 cup grated Parmesan cheese, plus more for topping
    • 2 tablespoons fresh parsley, chopped (optional, for ricotta mixture)
    • 16 ounces shredded mozzarella cheese
    • About 9-12 no-boil lasagna noodles, depending on your slow cooker size

    Instructions

    1. Brown the Meats: In a large skillet over medium-high heat, brown the ground beef and Italian sausage. Break them up with a spoon as they cook. Drain off any excess grease.
    2. Sauté Aromatics: Add the chopped onion to the skillet with the browned meat. Cook until the onion is softened and translucent, about 5-7 minutes. Then, add the minced garlic and cook for another minute until fragrant.
    3. Simmer the Sauce: Pour in the crushed tomatoes, tomato sauce, and tomato paste. Stir in the dried oregano, dried basil, dried parsley, salt, and pepper. Bring the sauce to a simmer, then reduce the heat to low and let it simmer for at least 15 minutes, or up to 30 minutes, stirring occasionally.
    4. Combine Ricotta Ingredients: In a medium bowl, combine the ricotta cheese, egg, grated Parmesan cheese, and chopped fresh parsley (if using). Mix well until everything is evenly incorporated. Add a pinch of salt and pepper to the ricotta mixture, or to taste.
    5. Grease Slow Cooker: Lightly grease the bottom and sides of your slow cooker with cooking spray.
    6. First Layer: Spread a thin layer of the meat sauce (about 1 cup) evenly over the bottom of the slow cooker.
    7. Noodle Layer: Arrange a layer of no-boil lasagna noodles over the sauce. You may need to break the noodles to fit them into the slow cooker.
    8. Ricotta Layer: Spread about one-third of the ricotta mixture evenly over the noodle layer.
    9. Mozzarella Layer: Sprinkle about one-third of the shredded mozzarella cheese over the ricotta layer.
    10. Repeat Layers: Repeat the layers (meat sauce, noodles, ricotta mixture, mozzarella cheese) two more times. Make sure to end with a layer of meat sauce topped with the remaining mozzarella cheese.
    11. Final Touches: Sprinkle some extra grated Parmesan cheese over the top of the lasagna for added flavor and browning.
    12. Slow Cook: Cover the slow cooker and cook on low for 6-8 hours, or on high for 3-4 hours. The cooking time will vary depending on your slow cooker, so check it periodically. The lasagna is done when the noodles are tender and the cheese is melted and bubbly.
    13. Check for Doneness: To check if the lasagna is done, insert a fork into the center. The noodles should be easily pierced and not feel crunchy. If the noodles are still firm, continue cooking for another 30-60 minutes.
    14. Resting Time: Once the lasagna is cooked, turn off the slow cooker and let it sit for at least 15-20 minutes before serving.
    15. Carefully Remove: Use a large spatula or spoon to carefully remove the lasagna from the slow cooker. It’s best to cut it into squares while it’s still in the slow cooker, then lift out each piece individually.
    16. Garnish (Optional): Garnish with fresh parsley or basil leaves for a pop of color and freshness.
    17. Serve: Serve the lasagna hot and enjoy!

    Notes

    • Vegetarian Option: Omit the ground beef and Italian sausage. Add sautéed vegetables like mushrooms, zucchini, spinach, and bell peppers to the meat sauce.
    • Cheese Variations: Experiment with different types of cheese. Provolone, fontina, or even a little bit of goat cheese would be delicious additions.
    • Spice It Up: Add a pinch of red pepper flakes to the meat sauce.
    • Herbs and Spices: Adjust the herbs and spices to your liking. A little bit of garlic powder, onion powder, or Italian seasoning can add extra flavor.
    • Make Ahead: Assemble the lasagna ahead of time and store it in the refrigerator for up to 24 hours before cooking. Just add about 30 minutes to the cooking time.
    • Freezing: Leftover lasagna can be frozen for up to 2 months. Wrap it tightly in plastic wrap and then in aluminum foil. Thaw it in the refrigerator overnight before reheating.
    • Noodle Alternatives: Use regular lasagna noodles if you prefer. Just be sure to cook them according to the package directions before assembling the lasagna. You might need to add a bit more liquid to the slow cooker to ensure the noodles cook properly.
    • Slow Cooker Size: This recipe is designed for a 6-quart slow cooker. If you have a smaller slow cooker, you may need to reduce the amount of ingredients or use a smaller baking dish that fits inside the slow cooker.
    • Preventing Soggy Lasagna: Drain the meat well after browning it. Also, don’t add too much liquid to the slow cooker.
    • Layering Order: Experiment with the layering order. Some people prefer to start with a layer of ricotta cheese on the bottom to prevent the noodles from sticking.
    • Lasagna is too dry: Add a little bit of water or tomato sauce to the slow cooker during the last hour of cooking.
    • Lasagna is too watery: Remove the lid from the slow cooker during the last hour of cooking to allow some of the excess moisture to evaporate.
    • Noodles are still crunchy: Add a little bit of water or tomato sauce to the slow cooker and continue cooking until the noodles are tender.
    • Cheese is not melting: Make sure the slow cooker is set to the correct temperature. You can also try sprinkling a little bit of extra cheese on top during the last 30 minutes of cooking.

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