Classic Tuna Noodle Casserole Recipe: The Ultimate Comfort Food Bake
Classic Tuna Noodle Casserole Recipe: The Ultimate Comfort Food Bake

There’s something truly magical about a classic tuna noodle casserole. This retro dinner recipe combines creamy sauce, tender egg noodles, flaky tuna, sweet peas, and a crispy cheesy topping into the ultimate comfort food casserole that families have loved for generations. Whether you’re looking for an easy weeknight family dinner casserole or a reliable potluck casserole idea, this homemade tuna casserole delivers nostalgia and satisfaction in every bite.
What makes this creamy tuna noodle bake so special is its perfect balance of flavors and textures. The mild tuna pairs beautifully with the rich sauce, while the peas add pops of sweetness and color. This easy tuna bake comes together in under an hour, making it perfect for busy weeknights when you need a comforting meal that feels like home.
Ingredients

- 8 oz egg noodles
- 2 tablespoons butter
- 1 medium onion, diced
- 2 cloves garlic, minced
- 8 oz mushrooms, sliced
- 1/4 cup all-purpose flour
- 2 cups milk
- 1 cup chicken or vegetable broth
- 2 cans (5 oz each) tuna in water, drained
- 1 cup frozen peas, thawed
- 1 cup shredded cheddar cheese
- 1/2 cup breadcrumbs
- 1 teaspoon paprika
- Salt and pepper to taste
- Fresh parsley for garnish
Step-by-Step Instructions
Step 1: Preheat your oven to 375°F (190°C). Cook the egg noodles according to package directions until al dente. Drain and set aside.
Step 2: In a large skillet, melt butter over medium heat. Add diced onion and sauté until translucent, about 3-4 minutes. Add garlic and mushrooms, cooking until mushrooms are tender.
Step 3: Sprinkle flour over the vegetable mixture and cook for 1 minute, stirring constantly. Gradually whisk in milk and broth until smooth. Bring to a simmer and cook until thickened, about 3-5 minutes.
Step 4: Remove from heat and stir in the drained tuna, peas, and half of the shredded cheese. Season with salt and pepper to taste.
Step 5: Combine the sauce with the cooked noodles and transfer to a greased 9×13-inch baking dish.
Step 6: Mix the remaining cheese with breadcrumbs and paprika. Sprinkle evenly over the casserole.
Step 7: Bake for 20-25 minutes until bubbly and golden brown on top. Let rest for 5 minutes before serving.
Expert Tips for Perfect Tuna Casserole
Choose Quality Ingredients: For the best flavor, use solid white albacore tuna packed in water. The higher quality tuna has better texture and flavor that stands up well in casseroles.
Don’t Overcook Noodles: Cook the egg noodles just until al dente since they’ll continue cooking in the oven. Overcooked noodles can become mushy in the final dish.
Customize Your Topping: For extra crunch, mix crushed potato chips or crispy fried onions with the breadcrumb topping. Different cheese varieties like Monterey Jack or Gruyère also work beautifully.
Make Ahead Friendly: Assemble the casserole up to a day in advance and refrigerate. Add an extra 5-10 minutes to the baking time if starting from cold.
Frequently Asked Questions
Can I use canned cream of mushroom soup instead? Yes, you can substitute 2 cans of condensed cream of mushroom soup for the homemade sauce. Simply mix with milk according to can directions.
How long does tuna noodle casserole last? Store leftovers in an airtight container in the refrigerator for 3-4 days. Reheat individual portions in the microwave or the entire casserole in a 350°F oven until heated through.
Can I freeze tuna casserole? Yes, this casserole freezes well. Assemble completely but don’t bake. Wrap tightly and freeze for up to 3 months. Thaw overnight in refrigerator before baking.
What can I serve with tuna noodle casserole? This comforting dish pairs well with a simple green salad, steamed vegetables, or crusty bread. The creamy richness benefits from something fresh and crunchy alongside.

Classic Tuna Noodle Casserole Recipe: The Ultimate Comfort Food Bake
Ingredients
Method
- Preheat your oven to 375°F (190°C). Cook the egg noodles according to package directions until al dente. Drain and set aside.
- In a large skillet, melt butter over medium heat. Add diced onion and sauté until translucent, about 3-4 minutes. Add garlic and mushrooms, cooking until mushrooms are tender.
- Sprinkle flour over the vegetable mixture and cook for 1 minute, stirring constantly. Gradually whisk in milk and broth until smooth. Bring to a simmer and cook until thickened, about 3-5 minutes.
- Remove from heat and stir in the drained tuna, peas, and half of the shredded cheese. Season with salt and pepper to taste.
- Combine the sauce with the cooked noodles and transfer to a greased 9×13-inch baking dish.
- Mix the remaining cheese with breadcrumbs and paprika. Sprinkle evenly over the casserole.
- Bake for 20-25 minutes until bubbly and golden brown on top. Let rest for 5 minutes before serving.
