18 Hearty Italian Sausage Casserole Recipes Deliciously Comforting

Are you looking for a deliciously comforting meal that’s easy to make and pleases the whole family? Look no further! Italian sausage casserole recipes are a staple in many households, and for good reason. These hearty dishes combine the flavors of Italy with the convenience of a one-dish wonder.

From classic combinations like sausage and potato to more adventurous pairings like sausage and mushrooms, there’s an Italian sausage casserole recipe out there for everyone. And the best part? They’re all incredibly easy to make, requiring minimal prep work and cooking time. In this article, we’ll take a look at 18 of the most mouth-watering Italian sausage casserole recipes that are sure to become new favorites.

Cheesy Italian Sausage and Potato Casserole

Cheesy Italian Sausage and Potato Casserole
Savor the flavors of Italy with this comforting casserole, featuring juicy sausage, tender potatoes, and a rich blend of cheeses.

Ingredients:

– 1 lb sweet Italian sausage, casings removed
– 2 large potatoes, peeled and thinly sliced
– 1 onion, chopped
– 1 cup grated mozzarella cheese
– 1/2 cup grated Parmesan cheese
– 1/4 cup chopped fresh parsley
– 1 tsp dried oregano
– Salt and pepper to taste
– 1 tbsp olive oil

Instructions:

1. Preheat oven to 375°F (190°C).
2. Cook sausage in a large skillet over medium-high heat, breaking up with a spoon as it cooks, until browned and cooked through.
3. In a separate pot, boil potatoes for 5 minutes or until slightly tender. Drain and set aside.
4. In a large bowl, combine cooked sausage, potatoes, onion, mozzarella cheese, Parmesan cheese, parsley, oregano, salt, and pepper. Mix well.
5. Transfer mixture to a 9×13-inch baking dish and drizzle with olive oil.
6. Bake for 25-30 minutes or until golden brown.

Cooking Time: 25-30 minutes

Spicy Italian Sausage and Peppers Bake

Spicy Italian Sausage and Peppers Bake
Spicy Italian Sausage and Peppers Bake: A hearty, flavorful dish perfect for a weeknight dinner or special occasion.


– 1 lb spicy Italian sausage, casings removed
– 2 large bell peppers (any color), sliced
– 2 large onions, sliced
– 3 garlic cloves, minced
– 1 can (28 oz) crushed tomatoes
– 1 tsp dried oregano
– 1/2 tsp salt
– 1/4 tsp black pepper
– 1/4 cup shredded mozzarella cheese
– Fresh parsley, chopped (optional)


1. Preheat oven to 375°F.
2. In a large skillet, cook sausage over medium-high heat, breaking up with spoon, until browned and cooked through, about 5 minutes.
3. Add sliced peppers, onions, and garlic to the skillet; cook, stirring occasionally, until vegetables are tender, about 10 minutes.
4. In a large bowl, combine cooked sausage mixture, crushed tomatoes, oregano, salt, and pepper.
5. Transfer mixture to a 9×13-inch baking dish; top with shredded mozzarella cheese.
6. Bake for 25-30 minutes or until cheese is melted and bubbly.
7. Garnish with chopped parsley, if desired.

Cooking Time: 40-45 minutes

Creamy Italian Sausage and Mushroom Casserole

Creamy Italian Sausage and Mushroom Casserole
This hearty casserole combines the flavors of Italian sausage, sautéed mushrooms, and creamy ricotta cheese, all wrapped up in a crispy breadcrumb topping. Perfect for a weeknight dinner or weekend gathering.

Ingredients:

– 1 pound Italian sausage, casings removed
– 2 cups mixed mushrooms (button, cremini, shiitake), sliced
– 2 tablespoons olive oil
– 1 onion, chopped
– 3 cloves garlic, minced
– 1 cup ricotta cheese
– 1/2 cup shredded mozzarella cheese
– 1/4 cup grated Parmesan cheese
– 1/2 teaspoon dried oregano
– Salt and pepper to taste
– 1 cup breadcrumbs
– 2 tablespoons butter

Instructions:

1. Preheat oven to 375°F (190°C).
2. Cook sausage in a large skillet, breaking up with spoon as it cooks.
3. Add mushrooms, onion, garlic, oregano, salt, and pepper to the skillet; cook until mushrooms release their liquid and start to brown.
4. In a separate bowl, combine ricotta cheese, mozzarella cheese, and Parmesan cheese.
5. Grease a 9×13-inch baking dish with butter. Add sausage mixture, then top with ricotta cheese mixture.
6. Sprinkle breadcrumbs over the top.
7. Bake for 30-35 minutes or until golden brown.

Cooking Time: 30-35 minutes

Italian Sausage and Spinach Stuffed Shells Casserole

Italian Sausage and Spinach Stuffed Shells Casserole
This hearty casserole combines the flavors of Italian sausage, spinach, and ricotta cheese with jumbo pasta shells. Perfect for a comforting weeknight dinner or special occasion.

Ingredients:

– 12 jumbo pasta shells
– 1 pound Italian sausage, casings removed
– 1 onion, finely chopped
– 2 cloves garlic, minced
– 1 cup frozen spinach, thawed and drained
– 1 cup ricotta cheese
– 1 cup shredded mozzarella cheese
– 1/4 cup grated Parmesan cheese
– 1 egg, beaten
– Salt and pepper to taste
– 1 tablespoon olive oil

Instructions:

1. Preheat oven to 375°F (190°C).
2. Cook pasta shells according to package directions. Drain and set aside.
3. In a large skillet, cook Italian sausage over medium-high heat until browned, breaking up with a spoon as it cooks.
4. Add onion and garlic; cook until onion is translucent.
5. Stir in spinach and cook until wilted.
6. Combine cooked pasta shells, sausage mixture, ricotta cheese, mozzarella cheese, Parmesan cheese, and egg in a large bowl. Season with salt and pepper to taste.
7. Transfer mixture to a 9×13-inch baking dish and drizzle with olive oil.
8. Bake for 25-30 minutes or until golden brown.

Cooking Time: 25-30 minutes

Zesty Italian Sausage and Tomato Pasta Bake

Zesty Italian Sausage and Tomato Pasta Bake
A flavorful and satisfying pasta dish that combines juicy Italian sausage with tangy tomatoes and melted mozzarella cheese. Perfect for a quick weeknight dinner or a casual weekend meal.

Ingredients:

– 12 oz pasta of your choice
– 1 lb Italian sausage, casings removed
– 2 medium tomatoes, diced
– 1 onion, finely chopped
– 2 cloves garlic, minced
– 1 cup tomato sauce
– 1 tsp dried oregano
– Salt and pepper to taste
– 8 oz mozzarella cheese, shredded

Instructions:

1. Preheat oven to 375°F (190°C).
2. Cook pasta according to package directions; drain and set aside.
3. In a large skillet, cook Italian sausage over medium-high heat until browned, breaking into small pieces as it cooks.
4. Add diced tomatoes, onion, and garlic to the skillet and cook until vegetables are tender.
5. Stir in tomato sauce and oregano. Season with salt and pepper to taste.
6. In a large bowl, combine cooked pasta, sausage mixture, and shredded mozzarella cheese.
7. Transfer the mixture to a 9×13 inch baking dish and bake for 20-25 minutes or until cheese is melted and bubbly.

Cooking Time: 25-30 minutes

Garlic Butter Italian Sausage and Green Bean Casserole

Garlic Butter Italian Sausage and Green Bean Casserole
This hearty casserole combines the flavors of garlic butter Italian sausage, crisp green beans, and creamy mashed potatoes for a satisfying weeknight meal.

Ingredients:

– 1 pound garlic butter Italian sausage, casings removed
– 2 cups fresh green beans, trimmed
– 1 large onion, chopped
– 2 cloves garlic, minced
– 1 cup milk
– 1/2 cup shredded cheddar cheese
– 2 tablespoons butter
– Salt and pepper to taste

Instructions:

1. Preheat oven to 375°F (190°C).
2. Cook sausage in a large skillet over medium-high heat until browned, breaking into small pieces as it cooks.
3. Add green beans, onion, and garlic to the skillet; cook until tender, about 5 minutes.
4. In a separate pot, boil potatoes until tender. Mash with butter and milk.
5. In a greased 9×13-inch baking dish, arrange sausage mixture followed by mashed potato topping. Sprinkle cheddar cheese on top.
6. Bake for 25-30 minutes or until golden brown.

Cooking Time: 25-30 minutes

One-Pan Italian Sausage and Rice Casserole

One-Pan Italian Sausage and Rice Casserole
A hearty, one-pan casserole that combines the flavors of Italy with the comfort of a home-cooked meal. This recipe is perfect for a weeknight dinner or a weekend lunch.

Ingredients:

– 1 lb Italian sausage, casings removed
– 1 large onion, chopped
– 2 cloves garlic, minced
– 1 cup uncooked white rice
– 2 cups chicken broth
– 1 can (14.5 oz) diced tomatoes
– 1 tsp dried oregano
– Salt and pepper to taste
– Grated Parmesan cheese for serving (optional)

Instructions:

1. Preheat oven to 375°F.
2. Cook sausage in a large oven-safe skillet over medium-high heat, breaking up with a spoon as it cooks, until browned, about 5 minutes.
3. Add onion and garlic; cook until onion is translucent, about 3-4 minutes.
4. Stir in rice, chicken broth, diced tomatoes, oregano, salt, and pepper.
5. Bring mixture to a boil, then cover skillet with aluminum foil and transfer to oven.
6. Bake for 30-35 minutes or until rice is cooked and liquid has been absorbed.
7. Serve hot, topped with Parmesan cheese if desired.

Cooking Time: 30-35 minutes

Baked Italian Sausage and Eggplant Parmesan Casserole

Baked Italian Sausage and Eggplant Parmesan Casserole
A hearty and flavorful casserole that combines the richness of Italian sausage with the tender sweetness of eggplant, all wrapped up in a crispy layer of melted mozzarella cheese.

Ingredients:

– 1 lb Italian sausage, casings removed
– 2 medium eggplants, sliced into 1/4-inch thick rounds
– 1 onion, chopped
– 2 cloves garlic, minced
– 1 cup breadcrumbs
– 1 cup grated mozzarella cheese
– 1/4 cup grated Parmesan cheese
– 1 tbsp olive oil
– Salt and pepper to taste
– Fresh parsley, chopped (optional)

Instructions:

1. Preheat oven to 375°F.
2. Cook Italian sausage in a skillet over medium-high heat, breaking apart with a spoon, until browned, about 5 minutes.
3. In a separate pan, sauté eggplant and onion in olive oil until tender, about 5 minutes.
4. Combine cooked sausage, eggplant mixture, garlic, breadcrumbs, mozzarella cheese, and Parmesan cheese in a 9×13-inch baking dish.
5. Bake for 25-30 minutes or until golden brown on top.

Cooking Time: 25-30 minutes

Slow Cooker Italian Sausage and White Bean Casserole

Slow Cooker Italian Sausage and White Bean Casserole
This hearty casserole combines the flavors of Italy with the ease of a slow cooker. Perfect for a weeknight dinner or a weekend meal, this recipe is sure to become a family favorite.

Ingredients:

– 1 lb sweet Italian sausage, casings removed
– 1 large onion, chopped
– 2 cloves garlic, minced
– 1 (15 oz) can cannellini beans, drained and rinsed
– 1 cup chicken broth
– 1/4 cup grated Parmesan cheese
– 1 tbsp olive oil
– Salt and pepper, to taste
– Fresh parsley, chopped (optional)

Instructions:

1. Brown the sausage in a skillet over medium-high heat, breaking it up with a spoon as it cooks.
2. Add the onion and garlic to the skillet and cook until the onion is translucent.
3. Transfer the mixture to a slow cooker. Add the cannellini beans, chicken broth, Parmesan cheese, and olive oil. Season with salt and pepper.
4. Cook on low for 6-8 hours or high for 3-4 hours.
5. Serve hot, garnished with chopped parsley if desired.

Cooking Time: 6-8 hours (low) or 3-4 hours (high)

Sun-Dried Tomato and Italian Sausage Orzo Bake

Sun-Dried Tomato and Italian Sausage Orzo Bake
This hearty, one-pot dish combines the flavors of Italy with the comfort of a warm casserole. Perfect for a quick weeknight dinner or a weekend gathering.

Ingredients:

– 1 pound orzo pasta
– 2 tablespoons olive oil
– 1 medium onion, chopped
– 2 Italian sausages (sweet or hot), casings removed
– 1 cup sun-dried tomatoes, packed in oil and drained
– 1 can (14.5 oz) diced tomatoes
– 1 teaspoon dried oregano
– Salt and pepper to taste
– Grated Parmesan cheese for serving (optional)

Instructions:

1. Preheat oven to 375°F.
2. Cook orzo according to package instructions; drain and set aside.
3. In a large skillet, heat oil over medium-high. Add onion and cook until translucent.
4. Add Italian sausage and cook, breaking up with spoon, until browned.
5. Stir in sun-dried tomatoes, diced tomatoes, and oregano. Bring to a simmer.
6. Combine cooked orzo and tomato mixture; season with salt and pepper.
7. Transfer the mixture to a 9×13-inch baking dish and top with Parmesan cheese (if using).
8. Bake for 20-25 minutes or until hot and bubbly.

Cooking Time: 25-30 minutes

Roasted Red Pepper and Italian Sausage Lasagna Casserole

Roasted Red Pepper and Italian Sausage Lasagna Casserole
Roasted Red Pepper and Italian Sausage Lasagna Casserole: A flavorful twist on traditional lasagna, this casserole combines the sweetness of roasted red peppers with the savory flavor of Italian sausage and melted mozzarella cheese.

Ingredients:

– 12-16 lasagna noodles
– 1 lb Italian sausage, casings removed
– 2 large red bell peppers, roasted and chopped
– 2 cups marinara sauce
– 1 cup shredded mozzarella cheese
– 1/4 cup grated Parmesan cheese
– 1 tbsp olive oil
– Salt and pepper to taste

Instructions:

1. Preheat oven to 375°F (190°C).
2. Cook lasagna noodles according to package instructions.
3. In a large skillet, cook Italian sausage over medium-high heat until browned, breaking into small pieces as it cooks.
4. In a separate bowl, combine marinara sauce and chopped roasted red peppers.
5. Assemble casserole by layering cooked noodles, meat mixture, and sauce mixture in a 9×13-inch baking dish. Top with mozzarella cheese.
6. Bake for 30-35 minutes or until cheese is melted and bubbly.

Cooking Time: 30-35 minutes

Kale and Italian Sausage Breakfast Casserole

Kale and Italian Sausage Breakfast Casserole
Start your day with a hearty and flavorful breakfast casserole that combines the best of both worlds – nutritious kale and savory Italian sausage. This recipe is perfect for a quick and easy morning meal or a weekend brunch.

Ingredients:

– 1 bunch of curly kale, stems removed and chopped
– 1 pound of Italian sausage, casings removed
– 2 tablespoons of olive oil
– 1 medium onion, diced
– 2 cloves of garlic, minced
– 1 cup of shredded cheddar cheese
– 1/2 cup of heavy cream
– Salt and pepper to taste
– 6 eggs

Instructions:

1. Preheat oven to 375°F (190°C).
2. Cook Italian sausage in a large skillet over medium-high heat, breaking up with a spoon as it cooks.
3. Add chopped onion and minced garlic to the skillet and cook until onion is translucent.
4. Stir in chopped kale and cook until wilted.
5. In a separate bowl, whisk together eggs, heavy cream, salt, and pepper.
6. Grease a 9×13-inch baking dish with olive oil. Arrange cooked sausage mixture and pour egg mixture over the top.
7. Sprinkle shredded cheese evenly over the casserole.
8. Bake for 35-40 minutes or until eggs are set and cheese is golden brown.

Cooking Time: 35-40 minutes

Pesto Italian Sausage and Tortellini Bake

Pesto Italian Sausage and Tortellini Bake
A hearty, flavorful casserole that combines the richness of pesto with the savory goodness of Italian sausage and cheese-filled tortellini.

Ingredients:

– 1 lb. Italian sausage, casings removed
– 1/2 cup pesto
– 1 onion, chopped
– 1 bell pepper, chopped
– 8 oz. cheese-filled tortellini
– 1 cup shredded mozzarella cheese
– 1/4 cup grated Parmesan cheese
– Salt and pepper, to taste

Instructions:

1. Preheat oven to 375°F (190°C).
2. Cook Italian sausage in a skillet over medium-high heat, breaking apart with a spoon, until browned.
3. Add chopped onion and bell pepper; cook until vegetables are tender.
4. Stir in pesto and season with salt and pepper.
5. In a separate pot, boil tortellini according to package instructions. Drain and set aside.
6. In a 9×13-inch baking dish, combine cooked sausage mixture, tortellini, mozzarella cheese, and Parmesan cheese. Mix well.
7. Bake for 20-25 minutes or until cheese is melted and bubbly.

Cooking Time: 20-25 minutes

Three-Cheese Italian Sausage and Zucchini Casserole

Three-Cheese Italian Sausage and Zucchini Casserole
Elevate your weeknight dinner game with this mouthwatering Three-Cheese Italian Sausage and Zucchini Casserole. This hearty dish combines juicy sausage, tender zucchini, and a blend of creamy cheeses in a crispy breadcrumb crust.

Ingredients:
– 1 lb Italian sausage, casings removed
– 2 medium zucchinis, sliced
– 1 onion, chopped
– 2 cloves garlic, minced
– 1 cup shredded mozzarella cheese
– 1/2 cup shredded ricotta cheese
– 1/4 cup grated Parmesan cheese
– 1/4 cup breadcrumbs
– 2 tbsp olive oil
– Salt and pepper to taste

Instructions:

1. Preheat oven to 375°F (190°C).
2. Cook sausage in a large skillet over medium-high heat, breaking apart with a spoon, until browned and cooked through.
3. In the same skillet, add zucchini, onion, and garlic; cook until tender, about 5 minutes.
4. In a separate bowl, combine mozzarella, ricotta, and Parmesan cheese.
5. Grease a 9×13-inch baking dish with olive oil. Arrange cooked sausage and zucchini mixture in the dish.
6. Top with cheese mixture and sprinkle breadcrumbs on top.
7. Bake for 25-30 minutes or until golden brown.

Cooking Time: 25-30 minutes

Herbed Italian Sausage and Cauliflower Rice Bake

Herbed Italian Sausage and Cauliflower Rice Bake
Elevate your weeknight dinner with this flavorful and nutritious recipe that combines savory Italian sausage, aromatic herbs, and creamy cauliflower rice. Perfect for a quick and satisfying meal.

Ingredients:

– 1 lb Italian sausage, casings removed
– 2 tbsp olive oil
– 1 onion, chopped
– 3 cloves garlic, minced
– 1 head cauliflower, grated (about 4 cups)
– 2 tbsp chopped fresh parsley
– 2 tbsp chopped fresh basil
– 1 tsp dried oregano
– Salt and pepper to taste
– 1 cup shredded mozzarella cheese

Instructions:

1. Preheat oven to 375°F.
2. Cook sausage in a large skillet over medium-high heat, breaking up with spoon as it cooks, until browned and cooked through, about 5-7 minutes.
3. Add olive oil, onion, and garlic to the skillet; cook until onion is translucent, about 3-4 minutes.
4. Stir in cauliflower, parsley, basil, oregano, salt, and pepper. Cook for 2-3 minutes or until cauliflower starts to soften.
5. Transfer mixture to a baking dish and top with mozzarella cheese.
6. Bake for 20-25 minutes or until cheese is melted and bubbly.

Cooking Time: 30-35 minutes

Caramelized Onion and Italian Sausage Casserole

Caramelized Onion and Italian Sausage Casserole
A hearty, flavorful casserole that combines the sweetness of caramelized onions with the savory taste of Italian sausage. Perfect for a weeknight dinner or weekend gathering.

Ingredients:

– 1 large onion, thinly sliced
– 2 Italian sausages (sweet or hot), casings removed
– 1 medium bell pepper, diced
– 2 cloves garlic, minced
– 1 cup marinara sauce
– 1 cup shredded mozzarella cheese
– 1/4 cup grated Parmesan cheese
– 1 tsp dried oregano
– Salt and pepper, to taste

Instructions:

1. Preheat oven to 375°F (190°C).
2. In a large skillet, cook the Italian sausage over medium-high heat until browned, breaking apart with a spoon as it cooks.
3. Add the sliced onion to the skillet and cook until caramelized, stirring occasionally.
4. Add the diced bell pepper and minced garlic to the skillet; cook until tender.
5. In a separate bowl, combine the marinara sauce, mozzarella cheese, Parmesan cheese, and oregano.
6. Transfer the cooked sausage mixture to a 9×13-inch baking dish. Top with the marinara sauce mixture.
7. Bake for 25-30 minutes or until hot and bubbly.

Cooking Time: 25-30 minutes

Balsamic Glazed Italian Sausage and Sweet Potato Bake

Balsamic Glazed Italian Sausage and Sweet Potato Bake
A flavorful and hearty fall-inspired casserole that combines the sweetness of sweet potatoes with the savory goodness of Italian sausage, all wrapped up in a rich balsamic glaze.

Ingredients:

– 4-6 Italian sausage links
– 2 large sweet potatoes, peeled and cubed
– 1/4 cup olive oil
– 2 cloves garlic, minced
– 1/2 cup chicken broth
– 1/4 cup balsamic vinegar
– Salt and pepper to taste
– Fresh parsley, chopped (optional)

Instructions:

1. Preheat oven to 400°F (200°C).
2. In a large bowl, toss sweet potatoes with olive oil, garlic, salt, and pepper.
3. Spread the sweet potato mixture on a baking sheet lined with parchment paper. Roast for 20-25 minutes or until tender.
4. Meanwhile, cook Italian sausage links in a skillet over medium-high heat until browned, about 5-7 minutes per side.
5. In a small bowl, whisk together chicken broth and balsamic vinegar.
6. In a large casserole dish, arrange the cooked sweet potatoes and Italian sausage links. Pour the balsamic glaze over the top. Bake for an additional 10-15 minutes or until the glaze is caramelized.

Cooking Time: Approximately 45-50 minutes

Artichoke and Italian Sausage Mediterranean Casserole

Artichoke and Italian Sausage Mediterranean Casserole
Experience the flavors of the Mediterranean with this hearty casserole combining tender artichokes, savory Italian sausage, and creamy feta cheese. Perfect for a cozy dinner or casual gathering.

Ingredients:

– 1 (14 oz) can artichoke hearts, drained and chopped
– 1 lb Italian sausage, casings removed
– 1 onion, diced
– 2 cloves garlic, minced
– 1 cup cooked white rice
– 1/2 cup crumbled feta cheese
– 1/4 cup chopped fresh parsley
– 1 tsp dried oregano
– Salt and pepper to taste
– 1 tbsp olive oil

Instructions:

1. Preheat oven to 375°F (190°C).
2. Cook Italian sausage in a large skillet over medium-high heat, breaking into small pieces, until browned, about 5-7 minutes.
3. Add onion and garlic; cook until onion is translucent.
4. In a separate bowl, combine chopped artichoke hearts, cooked rice, feta cheese, parsley, and oregano.
5. Grease a 9×13-inch baking dish with olive oil. Add sausage mixture, then artichoke mixture. Top with additional feta cheese if desired.
6. Bake for 25-30 minutes or until hot and bubbly.

Cooking Time: 25-30 minutes

Summary

Get cozy with these 18 deliciously comforting Italian sausage casserole recipes! From classic combos like cheesy potato and mushroom to spicy pepper and tomato, there’s something for everyone. Try adding some green beans and garlic butter for an extra burst of flavor or go bold with caramelized onions and sweet potatoes. Whether you’re in the mood for a hearty breakfast, a satisfying dinner, or a show-stopping main course, these casseroles are sure to become new favorites.

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