Discover the ultimate comfort food with this incredibly satisfying Tuna Tetrazzini Casserole. A beloved classic, this recipe brings together tender pasta, succulent canned tuna, earthy mushrooms, and a rich, creamy sauce made with cream of mushroom soup and Parmesan cheese. A hint of fresh lemon brightens the flavors, while a generous topping of crushed potato chips bakes to golden, crispy perfection, creating an irresistible texture contrast. Perfect for busy weeknights or a cozy family dinner, this bubbling, cheesy casserole is guaranteed to become a household favorite.

There are some dishes that transcend mere meals and become treasured memories. For me, tuna casserole is one such dish. I vividly recall my childhood, when the aroma of this comforting bake wafting from the kitchen meant one thing: Mom was making something easy and delicious, probably because she had plans to “skedaddle out the door” later! My siblings and I would always ask, “Where are you going tonight?” Knowing a hearty tuna casserole was awaiting us made any evening feel special. It wasn’t just dinner; it was a warm hug on a plate, a staple that embodied the simple joys of home.
This particular recipe isn’t just *a* tuna casserole; it’s *Mom’s* recipe. And the best part? Waking up the next day knowing there were leftovers for lunch. The thought of that creamy, cheesy, perfectly savory dish waiting in the fridge always brought a smile to my face. It’s a testament to truly good comfort food that its deliciousness only seems to deepen with time, making those next-day lunches almost as cherished as the dinner itself.

The Enduring Charm of Tuna Tetrazzini Casserole
Few dishes evoke a sense of nostalgia quite like a classic tuna casserole. This iteration, often called Tuna Tetrazzini, is a symphony of textures and flavors. Imagine chewy macaroni noodles perfectly coated in a rich, creamy sauce, generously mixed with meaty mushrooms, savory canned tuna, and a generous amount of Parmesan cheese. For many, including myself, this dish instantly transports you back to simpler times, often to a childhood kitchen filled with the comforting smells of a home-cooked meal. My mom always made it extra special by topping it with a delightful layer of crushed potato chips, a touch that added a salty crunch and made it an absolute favorite.
The “Tetrazzini” in its name adds a touch of culinary flair. While the exact origin is debated, it’s widely believed that this creamy pasta dish was named after Luisa Tetrazzini, a famous Italian opera singer. Its rich, indulgent nature certainly lives up to its sophisticated namesake, even when made with humble pantry ingredients. This delicious baked pasta dish is a fantastic way to enjoy a restaurant-quality meal right at home, without any fuss or complicated techniques.

Why This Easy Tuna Noodle Casserole is a Must-Try
This Tuna Tetrazzini isn’t just a delicious meal; it’s a practical and versatile solution for any home cook. Made primarily with affordable pantry staples, it’s the perfect year-round dish you can whip up in no time, making it ideal for those busy weeknights when you need a quick yet satisfying dinner. But its benefits don’t stop there. This classic tuna noodle casserole also excels as a meal prep hero. You can assemble it a few days in advance, store it in the refrigerator, and simply pop it into the oven when you’re ready to bake. Plus, it keeps wonderfully for several days in the fridge and freezes exceptionally well, ensuring you always have a delicious, homemade meal ready to go.
What makes this particular tuna casserole truly stand out is its adaptability. While I adore this traditional recipe as is, it’s incredibly forgiving and easy to customize based on what you have on hand or what your family prefers. Don’t have elbow macaroni? Rotini, penne, or even spaghetti broken into shorter pieces work perfectly. Missing fresh mushrooms? Canned ones are a fantastic, convenient substitute. Got a can of cream of celery or chicken soup instead of mushroom? Go for it! This flexibility means you can always create a delicious, family-friendly meal without a trip to the store, making it a truly stress-free cooking experience. It’s truly a recipe designed for real life, allowing you to make it uniquely your own.
If you’re a fan of comforting pasta bakes, you’ll undoubtedly love this creamy tuna casserole. For more hearty and easy-to-prepare dishes, be sure to explore other comforting recipes like the Five Bean Ground Beef and Noodle Skillet Casserole or this savory Reuben Casserole. They offer similar levels of deliciousness and ease, perfect for satisfying your comfort food cravings.

Essential Ingredients for the Best Tuna Tetrazzini Casserole
Creating this irresistible tuna casserole is incredibly simple, relying on a handful of readily available ingredients. Each component plays a crucial role in building the layered flavors and comforting texture that makes this dish so beloved. Here’s a closer look at what you’ll need to make this family-favorite recipe:
- Elbow Macaroni (or other small pasta): While elbow macaroni is the traditional choice for its classic shape and ability to hold creamy sauces, feel free to use any short-shaped pasta you have in your pantry. Rotini, penne, or even small shells would work wonderfully. The key is to cook it al dente, meaning it’s still slightly firm to the bite, as it will continue to cook in the oven and absorb the sauce without becoming mushy.
- Canned Mushrooms, Drained: Mushrooms add a fantastic umami depth and meaty texture to this casserole. Using canned, pre-sliced, and drained mushrooms makes preparation incredibly easy. If you prefer, fresh mushrooms (sliced and sautéed) can also be used for an even richer flavor, but the convenience of canned mushrooms is hard to beat for a quick meal.
- Cream of Mushroom Soup: This is the secret to the casserole’s signature creamy, savory sauce. Cream of mushroom soup provides a rich, condensed base that blends beautifully with the other ingredients, creating that luscious texture everyone loves. If you’re not a fan of canned soups, you can easily make your own homemade condensed cream of mushroom soup for an even fresher taste.
- Canned Albacore Tuna, Drained and Flaked: Tuna is, of course, the star of this casserole. Albacore tuna is often preferred for its milder flavor and firmer texture, but any type of canned tuna (such as light tuna in water or oil) will work. Be sure to drain it well to avoid excess moisture and then gently flake it apart with a fork into bite-sized pieces.
- Fresh Lemon Juice: A squeeze of fresh lemon juice is a game-changer! It adds a bright, tangy counterpoint that cuts through the richness of the creamy sauce and enhances the flavor of the tuna. If fresh lemons aren’t available, bottled lemon juice can be used in a pinch, though fresh always offers the best zest.
- Parmesan Cheese: What’s a comforting casserole without cheese? Grated Parmesan cheese adds a salty, nutty, and savory depth to the sauce, contributing to its irresistible flavor. Freshly grated Parmesan will melt more smoothly and offer a superior taste compared to pre-shredded varieties.
- Crushed Potato Chips: This is my mom’s special touch and truly elevates the casserole! A generous layer of crushed potato chips on top bakes into a wonderfully crispy, salty crust. Plain potato chips are a classic choice, but don’t hesitate to experiment with different flavors like sour cream and onion or even a hint of barbecue for an extra twist.
- Salt and Pepper: Simple seasonings are essential to bring all the flavors together. Add salt and freshly ground black pepper to taste, adjusting as needed after combining all ingredients.
As you gather your ingredients, remember that this recipe is designed to be flexible. Don’t be afraid to read ahead for tips, tricks, and substitution ideas to make this tuna casserole truly your own!

How to Make Homemade Tuna Tetrazzini Casserole
This classic tuna noodle recipe is not only incredibly delicious but also remarkably quick and easy to assemble, making it perfect for any night of the week. Follow these simple steps to create a bubbling, cheesy, and satisfying comfort food masterpiece:
- Begin by preheating your oven to 350 degrees Fahrenheit (175 degrees Celsius). While the oven heats, prepare your chosen casserole dish by lightly coating it with non-stick cooking spray. This will ensure easy cleanup and prevent any delicious, cheesy bits from sticking.
- In a large pot, bring a generous amount of salted water to a rolling boil. Add your elbow macaroni (or preferred pasta) and cook according to package directions until it reaches an al dente consistency. This means it should be firm to the bite, as it will continue to cook slightly in the oven. Once cooked, drain the pasta thoroughly and give it a quick rinse under cold water to prevent it from sticking together.
- In a spacious mixing bowl, combine the cooked and drained pasta with all the other casserole ingredients: the drained canned mushrooms, the creamy mushroom soup, the flaked albacore tuna, fresh lemon juice, and shredded Parmesan cheese. Gently stir everything together until the pasta is evenly coated in the rich, creamy sauce and all ingredients are well distributed. Season with salt and black pepper to taste.
- Pour the delectable pasta mixture into your prepared baking dish, spreading it out into an even layer. Then, generously sprinkle the crushed potato chips over the entire surface of the casserole. This crispy topping is what sets this tuna tetrazzini apart, adding a wonderful texture and salty crunch.
- Place the uncovered casserole dish into your preheated oven and bake for 30 minutes. You’ll know it’s ready when the sauce is bubbling around the edges and the potato chip topping has turned a beautiful golden brown and is wonderfully crisp.



Storage and Reheating for Your Tuna Tetrazzini
One of the many wonderful aspects of this Tuna Tetrazzini Casserole is how well it stores and reheats, making it perfect for meal prepping or enjoying delicious leftovers. Once cooled, any remaining casserole can be transferred to an airtight container and stored in the refrigerator for 3-4 days. This makes for quick and easy lunches or dinners later in the week!
For longer storage, this tuna tetrazzini recipe freezes beautifully for up to 3 months. To freeze, allow the casserole to cool completely, then transfer portions into freezer-safe containers or wrap the entire casserole dish tightly with plastic wrap and then aluminum foil. When you’re ready to enjoy, thaw the frozen casserole in the fridge overnight. To reheat, you can either microwave individual portions until hot, or for a whole casserole, cover it loosely with foil and reheat in a 350°F (175°C) oven until warmed through, usually about 20-30 minutes. If the casserole appears a little dry after reheating, simply pour a splash of milk or heavy cream over it before warming to restore its creamy consistency. This trick helps keep the pasta moist and the sauce luscious, tasting just as good as the day it was made.

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If you’re as excited about this incredible noodles and tuna casserole as I am, make sure you don’t lose this fantastic recipe! Pin it to your favorite Pinterest recipe board now, so you can easily find it whenever that comfort food craving strikes. It’s too good not to save!
Customizing Your Tuna Tetrazzini: Delicious Substitutions & Variations
The beauty of a classic tuna casserole lies in its flexibility. This recipe serves as a perfect canvas for your culinary creativity, allowing you to easily adapt it to your family’s preferences or whatever ingredients you have on hand. Here are some fantastic ideas to make this tuna tetrazzini truly your own:
- Add More Vegetables:
- Peas: My mom used to sometimes add canned peas, but I much prefer frozen peas for their brighter color and sweeter flavor. Simply stir them into the pasta mixture before baking; no need to thaw them first.
- Corn: Frozen or canned corn adds a touch of sweetness and another layer of texture.
- Carrots & Celery: Sauté finely diced carrots and celery with a bit of onion before mixing into the casserole for added flavor and nutrients.
- Broccoli: Small florets of steamed or lightly blanched broccoli can be a great addition for a healthy green touch.
- Spinach: Wilted fresh spinach or thawed frozen spinach (well-drained) can be mixed in for extra greens.
- Cheese Please!
- Cheddar Cheese: While Parmesan offers a sharp, nutty flavor, a cup of shredded cheddar cheese (mild or sharp) can be stirred into the pasta mixture or sprinkled on top with the potato chips for extra cheesiness. My Mother-In-Law even puts cubed-up pieces of cheese in hers!
- Mozzarella or Colby Jack: For a milder, meltier cheese pull, these are excellent options to add to the mix.
- Cheese Topping: If you’re not keen on potato chips, a layer of shredded cheese melted over the top of the casserole is a classic and delicious alternative.
- Soup Alternatives:
- Not a fan of creamed canned soups? I understand! You can certainly make your own homemade condensed cream of mushroom soup for a fresher, customizable base.
- Other creamed soups like cream of chicken, cream of celery, or even cream of broccoli can be used as substitutes, each offering a slightly different flavor profile.
- Different Toppings:
- Crushed Crackers: Ritz crackers or saltines crushed and mixed with a little melted butter make a fantastic crunchy topping.
- Breadcrumbs: Panko breadcrumbs, plain or seasoned, can provide a golden, crispy crust. Toast them lightly in butter before sprinkling for extra flavor.
- Fried Onions: Canned crispy fried onions add a distinct savory crunch, similar to a green bean casserole topping.
- Spice It Up:
- Add a pinch of red pepper flakes for a subtle kick.
- A dash of onion powder or garlic powder can deepen the savory notes.
- Herbs: Fresh or dried parsley, chives, or dill can add a fresh, aromatic finish. Stir some into the mixture or sprinkle them on top before serving.
Remember, this recipe is designed to be a guide. Feel free to experiment and adjust it to suit your family’s unique tastes. Whether you’re adding black olives (a favorite of mine, though not everyone in my family agrees!), a different pasta shape, or extra cheese, this tuna tetrazzini is wonderfully forgiving and always delicious.
Frequently Asked Questions About Tuna Casserole Bake
Have some questions about this classic comfort food? Here are answers to some of the most common queries about tuna casserole and tetrazzini:
- What is tetrazzini made of? Tetrazzini is typically a rich, baked pasta dish prepared with a creamy, usually sherry-infused, sauce, often featuring poultry (chicken or turkey) or seafood (like tuna), along with mushrooms and Parmesan cheese, baked until bubbling and golden.
- Why is Tetrazzini called that? The popular theory is that this elegant pasta dish was named after Luisa Tetrazzini, a renowned Italian opera singer of the early 20th century. There’s some debate over which American chef first created and named the dish in her honor.
- What is tuna casserole made of? A classic tuna casserole generally consists of canned tuna, egg noodles (or other short pasta), a creamy sauce (often made with cream of mushroom soup), and cheese, baked in a casserole dish. Many variations exist, including adding vegetables like peas or corn, and various crunchy toppings.
- Why is my tuna casserole so dry? A dry tuna casserole is usually due to one of two reasons: baking it for too long, which can evaporate too much moisture, or not having enough liquid in the sauce to begin with. If your casserole turns out dry, you can easily remedy this by stirring in a little extra cream of mushroom soup, milk, or heavy cream before reheating.
- How long is tuna casserole safe to eat? When properly stored in an airtight container in the refrigerator, tuna casserole is safe to eat for up to 3-4 days.
- Can you freeze leftover tuna casserole? Absolutely! Tuna casserole freezes very well. Once completely cooled, transfer it to a freezer-safe container and freeze for up to 3 months. Thaw in the refrigerator overnight before reheating.
- Where was tuna casserole invented? Tuna casserole, particularly the version made with cream of mushroom soup, appears to have gained popularity in the Pacific Northwest region of the United States around the 1930s. It quickly became a budget-friendly and comforting meal during the Great Depression.
- Can I use fresh tuna instead of canned? While canned tuna is traditional for its convenience and flavor profile in this dish, you could use cooked, flaked fresh tuna. Ensure it’s seasoned well and note that the texture might be slightly different.
- What kind of pasta works best? While elbow macaroni is classic, any small-to-medium shaped pasta that can hold a creamy sauce well, such as penne, rotini, or even egg noodles, will work perfectly.
Expert Tips & Tricks for the Perfect Tuna Tetrazzini
To ensure your Tuna Tetrazzini Casserole turns out perfectly every time, here are some expert tips and tricks to elevate your cooking and dining experience:
- Prevent Pasta Stickiness: After draining your cooked pasta, you can lightly coat it with a tablespoon of olive oil or butter. This simple step helps prevent the noodles from sticking together, ensuring they remain separate and tender within the creamy sauce.
- Flavor Boosters: For an extra layer of flavor, consider sautéing a finely diced onion or a clove or two of minced garlic in a little butter before adding the other ingredients. This aromatic base can significantly enhance the overall savory profile of the casserole.
- Enhance the Topping: While crushed potato chips are divine, you can take them up a notch. Mix the crushed chips with a tablespoon of melted butter and a sprinkle of paprika or garlic powder before topping the casserole. This adds even more flavor and ensures a golden, extra-crispy crust.
- Garnish for Freshness: A sprinkle of chopped fresh green onions, chives, or parsley over the baked casserole just before serving not only adds a pop of color but also a fresh, herbaceous flavor that brightens the dish.
- Serving Suggestions: This rich casserole pairs beautifully with a simple green salad dressed with a vinaigrette to balance the creaminess. A side of warm, crusty bread is also perfect for soaking up every last drop of the delicious sauce.
- Make it Gluten-Free: To adapt this recipe for dietary needs, simply swap out regular pasta for your favorite gluten-free elbow macaroni and ensure your cream of mushroom soup is gluten-free. Most other ingredients are naturally gluten-free.
- Adjusting Consistency: If you find the casserole mixture seems too thick before baking, you can thin it slightly with a splash of milk or even a bit of the pasta cooking water. This ensures a creamy texture after baking.

More Delicious Recipes to Love Next Time
If you’ve fallen in love with the ease and comfort of this tuna tetrazzini, you’re in luck! There’s a whole world of simple, delicious casseroles and tuna-based dishes to explore. If you’re looking for more ways to enjoy canned tuna, you might like this light and refreshing Avocado Tuna Salad or this unique and satisfying Tuna Spaghetti (pictured above), which offers a twist on the traditional. For those who appreciate the convenience and heartiness of a quick and easy casserole, I highly recommend this flavorful Slow Cooker Green Chili Chicken Enchilada Casserole, this elegant Chicken and Rice Cordon Bleu Casserole, or this irresistible Teriyaki Chicken Casserole. Each offers a different flavor profile but delivers the same level of comforting satisfaction.

This creamy, cheesy, and incredibly easy Tuna Tetrazzini Casserole is more than just a meal; it’s a homemade, nostalgic dish that never fails to bring smiles and satisfy hungry bellies. With its simple ingredients, quick preparation, and comforting flavors, it’s truly the ultimate family-friendly recipe. Ready to recreate one of my most cherished childhood favorites in your own kitchen? Let’s get cooking and bring this delicious tradition to your table tonight!

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Print Recipe
Mom’s Tuna Tetrazzini Casserole
I grew up on this classic Tuna Tetrazzini Casserole. Elbow macaroni, mushrooms, and albacore tuna in a slightly tangy sauce. We love it topped with crunchy potato chips!
10 mins
30 mins
40 mins
Ingredients
- 1 (12 ounce) package elbow macaroni (or other small pasta)
- 1 (4 ounce) can of mushrooms, drained
- 1 (10.5 ounce) can cream of mushroom soup
- 1 (7 ounce) can albacore tuna, drained, broken apart with a fork
- 1 Tablespoon lemon juice
- 1/4 cup shredded Parmesan cheese
- 2-3 cups crushed potato chips (add more based on your liking)
Instructions
- Preheat oven to 350 degrees, and prepare your casserole dish with non-stick cooking spray.
- Cook pasta al dente, drain and rinse.
- Combine pasta with all of the ingredients, except chips.
- Pour into casserole dish, and top with potato chips.
- Bake for 30 minutes uncovered.
Notes
*If you like peas or black olives either are GREAT in this. We are a family divided on these, so I omit them.
Nutrition
Serving: 1 | Calories: 378kcal | Carbohydrates: 58g | Protein: 11g | Fat: 12g | Saturated Fat: 2g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 6g | Trans Fat: 0.01g | Cholesterol: 3mg | Sodium: 222mg | Potassium: 474mg | Fiber: 3g | Sugar: 2g | Vitamin A: 33IU | Vitamin C: 7mg | Calcium: 67mg | Iron: 1mg

This recipe was originally posted on February 27, 2019. It has been updated to improve user experience and reshared on August 19, 2024.
