Creamy Tuna Noodle Casserole

Featured in: Slow Cozy Dinners

This comforting casserole features tender egg noodles coated in a creamy mixture of tuna, mushroom soup, sour cream, peas, and cheddar cheese. A crunchy topping made of crushed Ritz crackers mixed with melted butter and Parmesan adds a golden finish after baking. Simple to prepare and perfect for family dinners or gatherings, this dish provides rich flavors and satisfying textures.

Updated on Fri, 21 Nov 2025 11:53:00 GMT
Golden-brown Creamy Tuna Noodle Casserole with a crispy Ritz cracker topping, ready to serve. Save to Pinterest
Golden-brown Creamy Tuna Noodle Casserole with a crispy Ritz cracker topping, ready to serve. | savoringli.com

A comforting classic featuring tender noodles, creamy tuna sauce, and a buttery golden Ritz cracker topping—perfect for family dinners or potlucks.

This creamy tuna noodle casserole has been a favorite in my family for years it always brings us together around the table.

Ingredients

  • Pasta: 12 oz (340 g) egg noodles
  • Casserole Mixture: 2 cans (5 oz/140 g each) tuna in water, drained, 1 can (10.5 oz/300 g) condensed cream of mushroom soup, 1 cup (240 ml) whole milk, 1 cup (115 g) frozen peas, thawed, 1 cup (120 g) shredded cheddar cheese, 1/2 cup (120 ml) sour cream, 1/2 small onion, finely chopped, 1/2 tsp garlic powder, 1/2 tsp black pepper, 1/4 tsp salt
  • Topping: 1 sleeve (about 30) Ritz crackers, crushed, 3 tbsp (45 g) unsalted butter, melted, 2 tbsp (15 g) grated Parmesan cheese (optional)

Instructions

Step 1:
Preheat your oven to 375°F (190°C). Lightly grease a 9x13-inch (23x33 cm) baking dish.
Step 2:
Cook egg noodles in a large pot of salted boiling water until just al dente. Drain and set aside.
Step 3:
In a large mixing bowl, combine the drained tuna, cream of mushroom soup, milk, peas, cheddar cheese, sour cream, onion, garlic powder, black pepper, and salt. Fold in the cooked noodles until evenly coated.
Step 4:
Transfer the mixture to the prepared baking dish and spread evenly.
Step 5:
In a small bowl, mix the crushed Ritz crackers with melted butter (and Parmesan cheese, if using). Sprinkle evenly over the casserole.
Step 6:
Bake uncovered for 25 30 minutes or until the top is golden brown and the casserole is bubbling.
Step 7:
Let cool for 5 minutes before serving.
A bubbling baking dish of Creamy Tuna Noodle Casserole, showcasing a classic comfort food meal. Save to Pinterest
A bubbling baking dish of Creamy Tuna Noodle Casserole, showcasing a classic comfort food meal. | savoringli.com

Every time we enjoy this casserole it sparks warm memories of family gatherings and comfort food traditions.

Variations

You can add sautéed mushrooms or diced celery for extra flavor or substitute the cream of mushroom soup with cream of celery or chicken soup for a different twist.

Storage Tips

Leftovers can be refrigerated for up to 3 days and reheated in the oven to retain crispiness.

Allergen Information

This recipe contains wheat (noodles, crackers), milk (cheese, butter, sour cream), and fish (tuna). Always check labels for hidden allergens as some ingredients may contain soy or egg.

Close-up of a warm, cheesy Creamy Tuna Noodle Casserole with visible peas and tender noodles. Save to Pinterest
Close-up of a warm, cheesy Creamy Tuna Noodle Casserole with visible peas and tender noodles. | savoringli.com

This creamy tuna noodle casserole always brings comfort and smiles with every bite a timeless dish for all occasions.

Recipe Questions & Answers

What type of noodles work best?

Egg noodles are ideal as they absorb the creamy sauce while keeping a tender bite.

Can I substitute the crushed Ritz cracker topping?

Yes, alternatives like crushed breadcrumbs or crushed saltines can provide a similar crunchy texture.

How do I prevent soggy noodles?

Cook noodles until just al dente and drain thoroughly before mixing to avoid excess moisture.

Can I add extra vegetables?

Frozen peas are included, but you can also add sautéed mushrooms or diced celery for more flavor and texture.

Is it okay to prepare in advance?

This dish can be assembled ahead and refrigerated up to 24 hours before baking, maintaining freshness and flavor.

Creamy Tuna Noodle Casserole

Tender noodles and creamy tuna blend with a crispy Ritz cracker topping for a warm main dish.

Prep Time
15 minutes
Time to Cook
35 minutes
Overall Time
50 minutes
Created by savoringli Lila Anderson


Skill Level Easy

Cuisine Type American

Makes 6 Serving Size

Diet Details None specified

Ingredient List

Pasta

01 12 oz egg noodles

Casserole Mixture

01 2 cans (5 oz each) tuna in water, drained
02 1 can (10.5 oz) condensed cream of mushroom soup
03 1 cup whole milk
04 1 cup frozen peas, thawed
05 1 cup shredded cheddar cheese
06 1/2 cup sour cream
07 1/2 small onion, finely chopped
08 1/2 tsp garlic powder
09 1/2 tsp black pepper
10 1/4 tsp salt

Topping

01 1 sleeve (about 30) Ritz crackers, crushed
02 3 tbsp unsalted butter, melted
03 2 tbsp grated Parmesan cheese (optional)

Step-by-Step Instructions

Step 01

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

Step 02

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

Step 03

Combine casserole mixture: In a large bowl, mix tuna, cream of mushroom soup, milk, peas, cheddar cheese, sour cream, onion, garlic powder, black pepper, and salt. Fold in cooked noodles until evenly coated.

Step 04

Transfer to baking dish: Spread the mixture evenly in the prepared baking dish.

Step 05

Prepare topping: Mix crushed Ritz crackers with melted butter and Parmesan cheese if using. Sprinkle over casserole evenly.

Step 06

Bake: Bake uncovered for 25 to 30 minutes until top is golden and casserole is bubbling.

Step 07

Rest before serving: Allow casserole to cool for 5 minutes before serving.

Equipment Needed

  • Large pot
  • Strainer
  • Mixing bowls
  • 9x13-inch baking dish
  • Oven

Allergy Info

Review every ingredient for allergens. If unsure, check with a healthcare provider.
  • Contains wheat (noodles, crackers), milk (cheese, butter, sour cream), fish (tuna)
  • May contain soy (soup) and egg (noodles)

Nutrition Info (per portion)

Serves for general info – not a replacement for professional advice.
  • Calorie Count: 420
  • Fats: 22 g
  • Carbohydrates: 38 g
  • Proteins: 20 g