Slow Baked Lasagna Casserole

Highlighted under: Comfort Food

Experience the comforting flavors of traditional lasagna with this slow baked lasagna casserole, perfect for family gatherings and cozy dinners.

Anna

Created by

Anna

Last updated on 2026-01-01T20:42:30.377Z

This slow baked lasagna casserole is not just a meal; it's a celebration of flavors that brings everyone together. Layered with rich meat sauce, creamy ricotta, and gooey mozzarella, this dish is sure to become a family favorite.

Why You'll Love This Recipe

  • Hearty layers of pasta and sauce that satisfy every craving
  • Cheesy goodness that stretches with every bite
  • Perfect make-ahead option for busy weeknights

The Art of Layering

Layering is the key to a perfect lasagna casserole. Each layer contributes to the overall flavor and texture, creating a harmonious blend of ingredients. Start with a layer of rich meat sauce at the bottom to prevent the noodles from sticking. Follow this with al dente lasagna noodles, which will absorb some of the sauce’s moisture as they bake, enhancing their flavor. The ricotta cheese mixture adds creaminess, while the mozzarella on top creates a deliciously gooey finish.

To build a lasagna that stands out, it's essential to balance your layers. Too much of one ingredient can overwhelm the dish. Ensure each layer is evenly distributed, allowing every bite to offer a taste of the hearty beef and sausage, creamy ricotta, and bubbling mozzarella. This careful layering technique will elevate your slow-baked lasagna casserole from ordinary to extraordinary.

Make-Ahead Convenience

One of the best features of this slow-baked lasagna casserole is its make-ahead convenience. You can prepare the entire casserole in advance, making it an ideal choice for busy weeknights or family gatherings. Simply assemble the layers, cover the dish tightly with plastic wrap or aluminum foil, and refrigerate it for up to 24 hours before baking. This allows the flavors to meld beautifully, making your meal even more delicious.

When you're ready to enjoy your lasagna, just pop it in the oven straight from the fridge. You may need to add a few extra minutes to the baking time, but the result will be a warm, hearty dish that’s perfect for sharing. It’s a real time-saver that doesn’t compromise on taste.

Variations and Add-Ins

While this recipe highlights the classic flavors of lasagna, feel free to customize it to suit your taste. For a vegetarian twist, swap out the meat for an array of sautéed vegetables like zucchini, mushrooms, and spinach. You can also add layers of sautéed greens for added nutrition. Consider mixing in different cheeses like provolone or gouda for a unique flavor profile.

If you prefer a bit of heat, try adding crushed red pepper flakes to the meat sauce or using spicy sausage. The possibilities are endless! Get creative with your ingredients, and you’ll discover new flavor combinations that keep this dish exciting every time you make it.

Ingredients

Gather your ingredients before starting for a smoother cooking experience.

For the Lasagna

  • 12 lasagna noodles
  • 1 lb ground beef
  • 1 lb Italian sausage
  • 2 cups ricotta cheese
  • 3 cups shredded mozzarella cheese
  • 2 cups marinara sauce
  • 1/2 cup grated Parmesan cheese
  • 1 egg
  • 1 tablespoon dried oregano
  • 1 tablespoon dried basil
  • Salt and pepper to taste

Ensure you have everything ready before moving on to the cooking steps.

Instructions

Follow these steps for a delicious slow baked lasagna casserole.

Preheat the Oven

Preheat your oven to 375°F (190°C).

Cook the Noodles

Boil the lasagna noodles according to package instructions until al dente. Drain and set aside.

Prepare the Meat Sauce

In a large skillet, cook the ground beef and Italian sausage over medium heat until browned. Drain excess fat. Stir in marinara sauce, oregano, basil, salt, and pepper. Simmer for 10 minutes.

Mix the Cheese Filling

In a bowl, combine ricotta cheese, egg, half of the Parmesan cheese, and a pinch of salt and pepper.

Layer the Casserole

In a 9x13 inch baking dish, spread a layer of meat sauce, followed by a layer of noodles, and then the ricotta mixture. Repeat the layers, finishing with meat sauce and topped with mozzarella and remaining Parmesan cheese.

Bake

Cover the dish with aluminum foil and bake for 30 minutes. Remove foil and bake for an additional 30 minutes until cheese is bubbly and golden.

Serve

Let the casserole cool for 10 minutes before slicing. Serve warm and enjoy!

Enjoy your delicious slow baked lasagna casserole!

Storage Tips

Leftover lasagna casserole can be stored in the refrigerator for up to 3-4 days. Ensure it’s covered tightly to maintain freshness. When reheating, you can warm it in the oven at 350°F (175°C) for about 20-25 minutes, or until heated through. Alternatively, individual portions can be microwaved for a quick meal.

If you want to store it for a longer period, consider freezing it before baking. Assemble the layers in a freezer-safe dish, cover tightly, and freeze for up to 3 months. When you're ready to enjoy it, simply thaw in the refrigerator overnight before baking as directed.

Serving Suggestions

Pair your slow-baked lasagna casserole with a fresh garden salad dressed with a light vinaigrette for a well-rounded meal. The crispness of the salad complements the richness of the lasagna beautifully. You can also serve it with garlic bread or a side of steamed vegetables for added texture and flavor.

To elevate your dining experience, consider adding a sprinkle of fresh herbs like basil or parsley on top of the casserole just before serving. This not only enhances the dish visually but also adds a burst of fresh flavor.

Secondary image

Questions About Recipes

→ Can I make this casserole ahead of time?

Yes, you can assemble the casserole a day in advance and refrigerate it until you're ready to bake.

→ Can I freeze leftovers?

Absolutely! This lasagna casserole freezes well. Just ensure it's tightly covered.

→ What can I substitute for ricotta cheese?

You can use cottage cheese or a mixture of cream cheese and Greek yogurt as alternatives.

→ How do I store leftovers?

Store leftovers in an airtight container in the refrigerator for up to 3 days.

Slow Baked Lasagna Casserole

Experience the comforting flavors of traditional lasagna with this slow baked lasagna casserole, perfect for family gatherings and cozy dinners.

Prep Time30 minutes
Cooking Duration90 minutes
Overall Time120 minutes

Created by: Anna

Recipe Type: Comfort Food

Skill Level: Intermediate

Final Quantity: 8 servings

What You'll Need

For the Lasagna

  1. 12 lasagna noodles
  2. 1 lb ground beef
  3. 1 lb Italian sausage
  4. 2 cups ricotta cheese
  5. 3 cups shredded mozzarella cheese
  6. 2 cups marinara sauce
  7. 1/2 cup grated Parmesan cheese
  8. 1 egg
  9. 1 tablespoon dried oregano
  10. 1 tablespoon dried basil
  11. Salt and pepper to taste

How-To Steps

Step 01

Preheat your oven to 375°F (190°C).

Step 02

Boil the lasagna noodles according to package instructions until al dente. Drain and set aside.

Step 03

In a large skillet, cook the ground beef and Italian sausage over medium heat until browned. Drain excess fat. Stir in marinara sauce, oregano, basil, salt, and pepper. Simmer for 10 minutes.

Step 04

In a bowl, combine ricotta cheese, egg, half of the Parmesan cheese, and a pinch of salt and pepper.

Step 05

In a 9x13 inch baking dish, spread a layer of meat sauce, followed by a layer of noodles, and then the ricotta mixture. Repeat the layers, finishing with meat sauce and topped with mozzarella and remaining Parmesan cheese.

Step 06

Cover the dish with aluminum foil and bake for 30 minutes. Remove foil and bake for an additional 30 minutes until cheese is bubbly and golden.

Step 07

Let the casserole cool for 10 minutes before slicing. Serve warm and enjoy!

Nutritional Breakdown (Per Serving)

  • Calories: 480 kcal
  • Total Fat: 24g
  • Saturated Fat: 10g
  • Cholesterol: 80mg
  • Sodium: 600mg
  • Total Carbohydrates: 42g
  • Dietary Fiber: 3g
  • Sugars: 6g
  • Protein: 28g