There are some recipes that feel like they came straight out of grandma’s kitchen — warm, creamy, comforting, and made to feed a table full of people. Chicken Tetrazzini is one of those recipes.
I first made this dish on a cold evening when I had leftover chicken sitting in the fridge and wanted something hearty that didn’t take much effort. One pan, a handful of pantry ingredients, and about thirty minutes later the kitchen smelled incredible. Creamy sauce, tender chicken, pasta, mushrooms, and melted cheese baked together into a rich casserole that tastes like pure comfort.
It’s the kind of dish that works for a weeknight dinner, a potluck, or even a holiday table when you’re trying to stretch leftover turkey or chicken into something new and exciting.
What makes Chicken Tetrazzini so beloved is how simple it is to make while still tasting like something you spent all day cooking.
Let’s dive in.
What Is Chicken Tetrazzini?
Chicken Tetrazzini is a creamy baked pasta casserole made with chicken, mushrooms, pasta, and a rich sauce typically made with cream, broth, and cheese.
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Despite feeling like a Southern comfort dish, the recipe actually has Italian roots. It was named after opera singer Luisa Tetrazzini in the early 1900s. Restaurants began creating dishes inspired by her performances, and eventually this creamy baked pasta dish became known as Tetrazzini.
Over time, home cooks simplified the recipe into the comforting casserole we know today.
Modern versions often include:
- Cooked chicken or turkey
- Spaghetti or linguine
- Cream sauce or condensed soup
- Mushrooms
- Parmesan cheese
- Buttered breadcrumb topping
It’s creamy, rich, and incredibly satisfying.
Why You’ll Love This Chicken Tetrazzini Recipe
There’s a reason this dish has stuck around for generations.
It checks all the boxes:
✔ Perfect for leftover chicken or turkey
✔ Easy weeknight comfort meal
✔ Freezer-friendly casserole
✔ Family-friendly flavor
✔ Great for potlucks and gatherings
It’s also incredibly flexible. You can make it from scratch with a homemade cream sauce or keep things simple with pantry shortcuts.
Either way, it turns out delicious.
Ingredients for Chicken Tetrazzini
This recipe makes a large 9×13 casserole that feeds 6–8 people.
Main Ingredients
- 12 oz spaghetti or linguine
- 3 cups cooked chicken (shredded or diced)
- 1 cup sliced mushrooms
- ½ cup diced onion
- 3 tablespoons butter
- 3 tablespoons flour
- 2 cups chicken broth
- 1 cup heavy cream
- 1 cup shredded mozzarella cheese
- ½ cup grated Parmesan cheese
- ½ teaspoon garlic powder
- ½ teaspoon salt
- ½ teaspoon black pepper
Topping
- ½ cup breadcrumbs
- 2 tablespoons melted butter
- ¼ cup Parmesan cheese
How to Make Chicken Tetrazzini
This dish comes together quickly and only requires a few simple steps.
Step 1: Cook the Pasta
Bring a large pot of salted water to a boil.
Cook the spaghetti according to package directions until just al dente.
Drain and set aside.
Step 2: Cook the Mushrooms and Onion
In a large skillet, melt the butter over medium heat.
Add:
- Mushrooms
- Onion
Cook for about 5 minutes until softened and fragrant.
Step 3: Make the Cream Sauce
Sprinkle the flour into the skillet and stir constantly for about 1 minute.
Slowly whisk in the chicken broth.
Add the heavy cream and stir until the sauce thickens.
Season with:
- Garlic powder
- Salt
- Black pepper
Let simmer for about 3–4 minutes.
Step 4: Combine Everything
Add to the skillet:
- Cooked chicken
- Pasta
- Mozzarella cheese
- Parmesan cheese
Stir until everything is coated in the creamy sauce.
Step 5: Transfer to Baking Dish
Pour the mixture into a greased 9×13 baking dish.
Spread evenly.
Step 6: Add the Topping
In a small bowl combine:
- Breadcrumbs
- Melted butter
- Parmesan cheese
Sprinkle evenly over the casserole.
Step 7: Bake
Bake at 350°F for 25–30 minutes until bubbly and golden on top.
Let rest for 5 minutes before serving.
Tips for the Best Chicken Tetrazzini
Use Rotisserie Chicken
This is the easiest shortcut and adds incredible flavor.
Don’t Overcook the Pasta
Slightly undercook it since it will continue cooking in the oven.
Add Extra Cheese
More cheese means a richer, creamier casserole.
Use Fresh Parmesan
Fresh grated Parmesan melts better than the shelf-stable kind.
Delicious Variations
One of the best things about Chicken Tetrazzini is how easy it is to customize.
Turkey Tetrazzini
Perfect for Thanksgiving leftovers.
Just substitute turkey for the chicken.
Mushroom Lovers Version
Add extra mushrooms or mix in cremini and portobello mushrooms.
Spicy Tetrazzini
Add:
- ½ teaspoon red pepper flakes
- diced jalapeños
Vegetable Tetrazzini
Add vegetables like:
- peas
- spinach
- broccoli
- bell peppers
What to Serve with Chicken Tetrazzini
Since this casserole is rich and creamy, it pairs best with lighter sides.
Great options include:
- Garlic bread
- Fresh garden salad
- Steamed green beans
- Roasted asparagus
- Buttered peas
How to Store Leftovers
Chicken Tetrazzini stores very well.
Refrigerator
Store in an airtight container for 3–4 days.
Freezer
Wrap tightly and freeze for up to 3 months.
Reheat covered in the oven at 350°F until warmed through.
Make Ahead Instructions
You can assemble this casserole up to 24 hours in advance.
Simply:
- Prepare the recipe as directed
- Cover tightly
- Refrigerate
When ready to bake, add about 10 extra minutes to the baking time.
Why This Recipe Works
Chicken Tetrazzini works so well because it balances:
- creamy sauce
- tender chicken
- hearty pasta
- savory mushrooms
- cheesy topping
Every bite has that rich comfort-food flavor that keeps people coming back for seconds.
It’s simple, nostalgic, and incredibly satisfying.
Recipe Card
Chicken Tetrazzini
Prep Time: 15 minutes
Cook Time: 30 minutes
Total Time: 45 minutes
Servings: 6–8
Ingredients
12 oz spaghetti
3 cups cooked chicken
1 cup mushrooms
½ cup onion
3 tbsp butter
3 tbsp flour
2 cups chicken broth
1 cup heavy cream
1 cup mozzarella cheese
½ cup Parmesan cheese
½ tsp garlic powder
½ tsp salt
½ tsp pepper
Topping
½ cup breadcrumbs
2 tbsp butter
¼ cup Parmesan cheese
Instructions
- Cook spaghetti until al dente and drain.
- Sauté mushrooms and onion in butter.
- Stir in flour and cook 1 minute.
- Whisk in chicken broth and cream.
- Add seasonings and simmer until thick.
- Stir in chicken, pasta, and cheeses.
- Transfer to a greased 9×13 baking dish.
- Mix breadcrumbs, butter, and Parmesan for topping.
- Sprinkle topping over casserole.
- Bake at 350°F for 25–30 minutes.
Serve warm and enjoy.
If you enjoy comforting, homemade meals like this Chicken Tetrazzini, you might also love some of the other classic dishes on RecipesMania. Our rich and creamy Southern Banana Pudding Recipe is a timeless dessert that pairs perfectly after a hearty dinner.
If you’re in the mood for another cozy comfort dish, try the flavorful Frito Pie Recipe, a crowd-pleasing favorite loaded with chili, cheese, and crunchy corn chips. For pasta lovers, the savory Mongolian Beef Noodles delivers bold flavor and satisfying noodles in every bite. And if you want a fun appetizer or snack idea, don’t miss these crispy Homemade Pizza Puffs that are perfect for parties, game nights, or family gatherings.
Final Thoughts
If you’re looking for a comforting dinner that feeds a crowd and uses simple ingredients, Chicken Tetrazzini is hard to beat.
It’s creamy, cheesy, and packed with flavor — the kind of meal that instantly feels like home cooking.
Whether you’re using leftover chicken, rotisserie chicken, or holiday turkey, this casserole transforms everyday ingredients into something special.
Once you make it, don’t be surprised if it becomes a regular request at the dinner table.
Chicken Tetrazzini
Ingredients
Method
- Preheat the oven to 350°F (175°C).
- Cook spaghetti according to package instructions and drain.
- In a large skillet, melt butter over medium heat.
- Add chopped onion and garlic; sauté until soft.
- Stir in mushrooms and cook until they release their juices.
- Sprinkle flour over vegetables, stirring constantly for 1 minute.
- Gradually whisk in chicken broth and cream until thickened.
- Add chicken, peas, nutmeg, and season with salt and pepper.
- Mix in cooked spaghetti and transfer to a baking dish.
- Sprinkle Parmesan cheese over the top.
- Bake for 25-30 minutes, or until golden and bubbly.
- Let it cool slightly before serving.
