Tuna Noodle Casserole Crispy

Featured in: Cozy Comfort Meals

This comforting dish features tender egg noodles mixed with savory tuna, peas, and sautéed onions. A creamy sauce blends condensed mushroom soup, milk, sour cream, and cheddar cheese, bringing rich flavor throughout. Topped with buttered breadcrumbs and crispy fried onions, it bakes to golden perfection, offering a satisfying texture contrast. Ready in under an hour, it suits casual family dinners or potlucks, providing warmth and ease in every bite.

Updated on Thu, 20 Nov 2025 12:56:00 GMT
Warm, bubbling tuna noodle casserole topped with crispy onions, ready for scooping and serving. Save
Warm, bubbling tuna noodle casserole topped with crispy onions, ready for scooping and serving. | flavza.com

A comforting, creamy baked casserole featuring tender noodles, savory tuna, and a golden, crispy onion topping—perfect for family dinners or potlucks.

I first made this tuna noodle casserole when I wanted to recreate the nostalgic flavors of my childhood. The combination of creamy sauce and crispy onions quickly became a staple at our family gatherings.

Ingredients

  • Pasta: 340 g (12 oz) wide egg noodles
  • Protein: 2 cans (each 170 g/6 oz) tuna in water, drained
  • Vegetables: 1 cup frozen peas, 1 small onion (finely chopped), 2 cloves garlic (minced), 1 cup sliced mushrooms (optional), 2 tbsp chopped fresh parsley
  • Sauce: 1 can (295 g/10.5 oz) condensed cream of mushroom soup, 1 cup whole milk, 1/2 cup sour cream, 1 cup shredded cheddar cheese, 1/2 tsp black pepper, 1/2 tsp salt, 1/2 tsp dried thyme (optional)
  • Topping: 1 1/2 cups crispy fried onions (store-bought), 1/2 cup breadcrumbs, 2 tbsp melted butter

Instructions

Prepare the oven:
Preheat the oven to 190°C (375°F). Lightly grease a 23x33 cm (9x13 inch) baking dish.
Cook the noodles:
Boil the egg noodles in salted water until al dente. Drain and set aside.
Sauté vegetables:
Sauté chopped onion and garlic in a bit of oil over medium heat until soft (about 3 minutes). Add mushrooms if using and cook until tender.
Mix the sauce:
In a large bowl, whisk together condensed soup, milk, sour cream, shredded cheese, salt, pepper, and thyme.
Combine ingredients:
Add noodles, drained tuna, peas, sautéed vegetables, and parsley to the bowl. Stir gently to combine.
Fill the dish:
Pour the mixture into the prepared baking dish and spread evenly.
Make the topping:
Toss breadcrumbs with melted butter in a small bowl. Sprinkle buttered breadcrumbs evenly, then top with crispy fried onions.
Bake:
Bake uncovered for 25-30 minutes, until bubbling and the topping is golden brown.
Rest:
Let stand for 5 minutes before serving.
Golden, baked tuna noodle casserole glistens with creamy sauce, fresh herbs, and a crunchy topping. Pin it
Golden, baked tuna noodle casserole glistens with creamy sauce, fresh herbs, and a crunchy topping. | flavza.com

I remember my children helping to spread the crispy onions over the casserole before baking. It's become a tradition that everyone looks forward to on busy weeknights.

Serving Suggestions

Pair the casserole with a fresh green salad or steamed vegetables for extra color and nutrition.

Storage

Store leftovers covered in the refrigerator for up to three days. Reheat gently for best results.

Nutrition

Each serving contains approximately 430 calories, 18 g total fat, 43 g carbohydrates, and 25 g protein.

A close-up of a hearty tuna noodle casserole: a comforting family favorite with a delicious aroma. Pin it
A close-up of a hearty tuna noodle casserole: a comforting family favorite with a delicious aroma. | flavza.com

Bring comfort to your table with this easy classic. Every bite is rich, creamy, and packed with a satisfying crunch.

Frequently Asked Questions

What noodles work best for this dish?

Wide egg noodles are ideal as they hold sauce well and provide a tender bite.

Can I substitute the tuna with other proteins?

Yes, canned salmon or shredded cooked chicken can be used as alternatives to tuna.

How do I achieve a crispy topping?

Mix breadcrumbs with melted butter and sprinkle over the casserole, then add crispy fried onions before baking.

Is it possible to add vegetables to the bake?

Frozen peas are included, and optional mushrooms can be sautéed with onions for extra flavor and texture.

Can this dish be prepared ahead of time?

Yes, assemble the mixture and refrigerate before baking; add the topping just before placing in the oven.

What can enhance the flavor of the sauce?

A splash of hot sauce or a squeeze of lemon juice brightens the creamy mushroom base nicely.

Tuna Noodle Casserole Crispy

Creamy baked noodles combined with tuna, peas, and a crunchy onion topping for a cozy meal.

Prep Time
20 Minutes
Cook Time
35 Minutes
Total Time
55 Minutes

Category: Cozy Comfort Meals

Difficulty: Easy

Cuisine: American

Yield: 6 servings

Dietary: None specified

Ingredients

Pasta

01 12 oz wide egg noodles

Protein

01 2 cans (6 oz each) tuna in water, drained

Vegetables

01 1 cup frozen peas
02 1 small onion, finely chopped
03 2 cloves garlic, minced
04 1 cup sliced mushrooms (optional)
05 2 tbsp chopped fresh parsley

Sauce

01 10.5 oz condensed cream of mushroom soup
02 1 cup whole milk
03 1/2 cup sour cream
04 1 cup shredded cheddar cheese
05 1/2 tsp black pepper
06 1/2 tsp salt
07 1/2 tsp dried thyme (optional)

Topping

01 1 1/2 cups crispy fried onions (store-bought)
02 1/2 cup breadcrumbs
03 2 tbsp melted butter

Instructions

Step 01

Preheat Oven and Prepare Dish: Preheat the oven to 375°F. Lightly grease a 9x13 inch baking dish.

Step 02

Cook Noodles: Boil the egg noodles in salted water until al dente. Drain and set aside.

Step 03

Sauté Vegetables: In a skillet over medium heat, sauté onion and garlic in oil until softened, about 3 minutes. Add mushrooms if using and cook until tender.

Step 04

Prepare Sauce Mixture: In a large bowl, combine condensed soup, milk, sour cream, shredded cheddar, salt, pepper, and dried thyme.

Step 05

Combine Main Ingredients: Add cooked noodles, drained tuna, peas, sautéed vegetables, and parsley to the bowl. Gently mix to incorporate all components evenly.

Step 06

Assemble in Baking Dish: Transfer the mixture to the prepared baking dish and spread evenly.

Step 07

Prepare Topping: In a small bowl, mix breadcrumbs with melted butter. Sprinkle the breadcrumb mixture evenly over the casserole, then top with crispy fried onions.

Step 08

Bake: Bake uncovered for 25 to 30 minutes, until the casserole bubbles and the topping turns golden brown.

Step 09

Rest Before Serving: Allow the casserole to stand for 5 minutes before serving to set.

Tools You'll Need

  • Large pot
  • Skillet
  • Mixing bowls
  • Whisk
  • 9x13 inch baking dish
  • Measuring cups and spoons

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains wheat (noodles, breadcrumbs), milk (cheese, milk, sour cream, soup), fish (tuna), and possibly soy (in soup and fried onions).

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 430
  • Total Fat: 18 g
  • Total Carbohydrate: 43 g
  • Protein: 25 g