Lazy Lasagna Casserole

Category: Classic American Comfort Dishes

This savory baked dish combines browned ground beef or Italian sausage simmered in a flavorful marinara sauce with tender pasta cooked al dente. Mixed together with creamy ricotta or cottage cheese, the blend is topped generously with shredded mozzarella and Parmesan, then baked to bubbly golden perfection. The result is a comforting one-dish meal that rests briefly before serving, allowing flavors to meld beautifully.

Breanna smiling at the camera.
Created By Breanna
Last updated on Sun, 08 Feb 2026 18:06:56 GMT
A bowl of lasagna with a fork in it. Save
A bowl of lasagna with a fork in it. | foodiffy.com

Lazy lasagna casserole makes lasagna approachable for busy weeknights because it skips the layering fuss and still delivers all that comforting cheesy goodness. This dish gathers familiar flavors into one hearty bake you can throw together fast with pantry staples.

I made this when I ran out of time for classic lasagna and it turned into our quick comfort meal that feels like a hug on a plate.

Ingredients

  • Ground beef or Italian sausage: brings rich savory flavor& choose fresh meat for best taste and texture
  • Marinara or pasta sauce: forms the tomato base& pick a sauce with simple ingredients and no added sugar
  • Water: helps the uncooked pasta cook evenly in the sauce while baking
  • Uncooked egg noodles or rotini pasta: soak up the flavors& try to get fresh, well-shaped noodles for even cooking
  • Ricotta or cottage cheese: adds creaminess and tang& fresh ricotta has a cleaner taste
  • Shredded mozzarella cheese: gives that classic melty stretch& whole milk mozzarella melts better
  • Grated Parmesan cheese: adds sharpness on top for a golden finish& look for freshly grated rather than pre-grated powder
  • Italian seasoning: ties the dish together with herbs like oregano and basil& use a fresh blend for fragrance
  • Salt and pepper: to taste for basic seasoning and balance

Instructions

Build The Flavor Base:
Cook ground beef or Italian sausage in a large skillet over medium heat until evenly browned. This step builds deep meaty richness. Drain any excess fat so it doesn't make the casserole greasy.
Simmer The Sauce:
Add marinara or pasta sauce, water, Italian seasoning, salt, and pepper to the meat. Stir and let the mixture simmer gently for 5 minutes. This helps the seasoning bloom and meld with the meat juices.
Cook The Pasta:
While the sauce simmers, boil pasta according to the package directions but keep it slightly firmer than usual for extra texture after baking. Drain and set aside carefully so noodles don't stick.
Combine Ingredients:
In a large bowl, gently fold the cooked pasta and meat sauce together. Add ricotta or cottage cheese and mix just enough to distribute the creaminess without breaking up the noodles.
Assemble The Casserole:
Grease a 9 by 13 inch baking dish lightly. Pour the pasta mixture in evenly. Sprinkle shredded mozzarella and grated Parmesan on top for a melty golden crust.
Bake To Perfection:
Place the casserole uncovered in a preheated 375 degrees Fahrenheit oven for about 20 to 25 minutes until bubbly and the top is golden brown. This melds the flavors while cooking the pasta perfectly.
Rest Before Serving:
Let the casserole rest for 5 to 10 minutes once out of the oven. This resting time settles the layers and makes it easier to cut and serve.
A fork is being used to cut a piece of lasagna.
A fork is being used to cut a piece of lasagna. | foodiffy.com

My favorite part is the mix of ricotta with gooey mozzarella which creates that classic silky texture. Whenever I make this for my family, it brings back memories of casual Sunday dinners where everyone digs in and smiles. Every bite feels like a warm embrace.

Storage Tips

Store leftovers covered in the fridge for up to four days. Reheat individual portions in the microwave or the whole dish in the oven for even warmth. Adding a splash of water before reheating helps if it seems dry.

Ingredient Swaps

Ground turkey or chicken work well if you want a leaner casserole. Use gluten-free pasta to make it friendly for gluten sensitivities. Try swapping ricotta for cream cheese or mascarpone for a richer texture.

Serving Ideas

Pair with a crisp green salad dressed lightly with lemon and olive oil to cut through the richness. Serve with warm garlic bread to soak up any extra sauce. Add roasted vegetables on the side like zucchini or bell peppers for extra nutrients.

A close up of a plate of food with a fork in it.
A close up of a plate of food with a fork in it. | foodiffy.com

This easy casserole offers the perfect blend of cheesy comfort and speedy preparation to brighten any weeknight meal.

Frequently Asked Recipe Questions

→ Can I use different pasta types in this dish?

Yes, both egg noodles and rotini work well. Choose short pasta that holds sauce to ensure a balanced texture.

→ What is the best cheese for layering in this casserole?

Ricotta or cottage cheese provides creaminess inside, while mozzarella and Parmesan on top add meltiness and savory notes.

→ How do I ensure the pasta doesn’t become mushy?

Cook pasta until just al dente, then drain well before mixing with sauce to maintain firm texture after baking.

→ Can I substitute ground beef with sausage?

Absolutely! Italian sausage adds extra flavor and richness, but both options yield delicious results.

→ What seasoning enhances the dish best?

Italian seasoning, combined with salt and pepper, complements the sauce and meat components perfectly.

Lazy Lasagna Casserole

Baked pasta layered with savory meat sauce, creamy ricotta, and melted mozzarella and Parmesan cheese.

Preparation Time
15 mins
Time to Cook
25 mins
Overall Time
40 mins
Created By: Breanna

Type of Recipe: Comfort Food

Cooking Difficulty: Suitable for Beginners

Cultural Origin: Italian-American

Portion Size: 6 Number of Servings (6 servings)

Dietary Options: ~

Ingredients Required

→ Proteins and Meats

01 453 g ground beef or Italian sausage

→ Sauces and Liquids

02 680 g marinara or pasta sauce
03 120 ml water

→ Pasta

04 340 g uncooked egg noodles or rotini pasta

→ Cheeses

05 240 g ricotta or cottage cheese
06 170 g shredded mozzarella cheese
07 50 g grated Parmesan cheese

→ Seasonings

08 1 tsp Italian seasoning
09 Salt to taste
10 Black pepper to taste

Guide to Cooking

Step 01

Preheat oven to 190°C.

Step 02

In a large skillet over medium heat, cook ground beef or sausage until browned. Drain excess fat.

Step 03

Add marinara sauce, water, Italian seasoning, salt, and black pepper to the meat. Simmer for 5 minutes.

Step 04

Cook pasta according to package instructions until al dente. Drain and set aside.

Step 05

In a large bowl, mix cooked pasta, meat sauce, and ricotta or cottage cheese until evenly combined.

Step 06

Transfer the mixture into a greased 23×33 cm baking dish. Sprinkle shredded mozzarella and grated Parmesan evenly on top.

Step 07

Bake uncovered for 20–25 minutes until the casserole is bubbly and cheese is melted and golden.

Step 08

Allow the dish to rest for 5 to 10 minutes before serving.

Extra Suggestions

  1. For best results, use freshly grated Parmesan cheese and ensure pasta is drained well to avoid excess moisture.

Necessary Equipment

  • Large skillet
  • Large mixing bowl
  • 9×13-inch (23×33 cm) baking dish
  • Colander

Allergen Info

Always check ingredient labels for allergens, and talk to a health expert if you’re unsure.
  • Contains dairy and gluten

Nutritional Info (Per Serving)

Nutrition facts are for general information and shouldn’t replace professional health advice.
  • Energy (Calories): 450
  • Fats: 20 g
  • Carbohydrates: 35 g
  • Protein: 25 g