This Tuna Noodle Casserole is a comforting classic, combining tender egg noodles, a creamy sauce, and savory tuna. With a crunchy Ritz cracker topping, this dish is perfect for family dinners or as a hearty potluck favorite. Easy to prepare and packed with flavor, it’s sure to become a go-to meal.

Ingredients
- Casserole Base:
- 3 cups dry egg noodles (about 4 cups cooked)
- 2 chicken bouillon cubes (optional)
- 8 oz. shredded White Cheddar cheese
- 2 tablespoons butter
- 1 rib celery, diced
- ½ yellow onion, diced
- 2 cloves garlic, minced
- 2 cans solid white albacore tuna in water, drained (5 oz. per can)
- ½ teaspoon salt
- ½ teaspoon celery salt
- ¼ teaspoon pepper
- 1 (10.5 oz.) can condensed cream of mushroom soup (or homemade version)
- 1.5 cups half and half (see notes)
- ½ cup sour cream, at room temperature
- 1 cup frozen peas
- ⅓ cup Parmesan cheese, shredded
- Topping:
- 1 cup Ritz crackers, crushed
- 2 tablespoons butter, melted
- Optional Garnish:
- 3 green onions, diced
Instructions
1. Prepare Ingredients
- Preheat oven to 400°F.
- Shred the White Cheddar cheese and set it aside to come to room temperature.
2. Make the Sauce
- Melt the butter in a large skillet over medium heat. Add the diced onion and celery. Cook for about 5 minutes, until softened.
- Stir in the minced garlic and cook for another minute.
- Reduce heat to low. Add the drained tuna, salt, celery salt, pepper, cream of mushroom soup, half and half, and sour cream. Mix until fully combined.
- Gradually sprinkle in the shredded White Cheddar cheese, stirring until the sauce is smooth and creamy.
3. Cook the Egg Noodles
- Cook the egg noodles 1 minute less than the package directions. Add 2 bouillon cubes to the boiling water for extra flavor, if desired.
- Drain the noodles and mix them with the peas in the cream sauce. Use a silicone spatula to gently combine everything.
4. Assemble the Casserole
- If not using an oven-safe skillet, transfer the mixture to a lightly greased 9×13-inch casserole dish.
- Top with Parmesan cheese and cover with foil. Bake for 20 minutes.
5. Add the Topping
- Combine the crushed Ritz crackers with melted butter. Sprinkle this mixture evenly over the casserole.
- Bake uncovered for an additional 5-7 minutes, or until the topping is golden brown and crisp.
6. Garnish and Serve
- Remove from the oven, garnish with diced green onions if desired, and serve hot.
Why You’ll Love This Recipe
- Simple and Delicious: A timeless comfort food made with pantry staples.
- Family-Friendly: Kids and adults alike love the creamy, cheesy flavor.
- Customizable: Easy to adjust ingredients to suit your preferences.
- Quick Prep: Comes together with minimal effort for busy weeknights.

Tips
- Allow the cheese and sour cream to come to room temperature for smoother incorporation.
- Use a silicone spatula for gentle stirring to avoid breaking up the noodles.
- Enhance the flavor by using homemade cream of mushroom soup if you have time.
Variations and Substitutions
- Protein: Swap tuna for cooked chicken, shrimp, or turkey.
- Vegetables: Add mushrooms, spinach, or diced bell peppers for extra nutrients.
- Cheese: Try Gruyere, Colby, or Pepper Jack for a flavor twist.
- Gluten-Free: Use gluten-free noodles and crackers to accommodate dietary needs.
FAQs
Can I make this ahead of time?
Yes! Assemble the casserole without the topping and refrigerate for up to 24 hours. Add the topping just before baking.
Can I freeze this casserole?
Absolutely. Wrap tightly and freeze for up to 3 months. Thaw overnight in the refrigerator before reheating.
What can I use instead of Ritz crackers?
Panko breadcrumbs, crushed cornflakes, or potato chips make excellent alternatives.
Serving
Serve this casserole warm with a side salad or steamed vegetables for a balanced meal. It pairs well with crusty bread or garlic knots.
Suggestions
- For added crunch, sprinkle toasted almonds or sunflower seeds over the topping.
- Add a drizzle of hot sauce for those who like a bit of spice.
- Serve leftovers in a thermos for a hearty, portable lunch option.
Tuna Noodle Casserole Recipe
6
servings15
minutes40
minutesIngredients
Casserole Base:
3 cups dry egg noodles (about 4 cups cooked)
2 chicken bouillon cubes (optional)
8 oz. shredded White Cheddar cheese
2 tablespoons butter
1 rib celery, diced
½ yellow onion, diced
2 cloves garlic, minced
2 cans solid white albacore tuna in water, drained (5 oz. per can)
½ teaspoon salt
½ teaspoon celery salt
¼ teaspoon pepper
1 (10.5 oz.) can condensed cream of mushroom soup (or homemade version)
1.5 cups half and half (see notes)
½ cup sour cream, at room temperature
1 cup frozen peas
⅓ cup Parmesan cheese, shredded
Topping:
1 cup Ritz crackers, crushed
2 tablespoons butter, melted
Optional Garnish:
3 green onions, diced
Directions
- Prepare Ingredients
- Preheat oven to 400°F.
- Shred the White Cheddar cheese and set it aside to come to room temperature.
- Make the Sauce
- Melt the butter in a large skillet over medium heat. Add the diced onion and celery. Cook for about 5 minutes, until softened.
- Stir in the minced garlic and cook for another minute.
- Reduce heat to low. Add the drained tuna, salt, celery salt, pepper, cream of mushroom soup, half and half, and sour cream. Mix until fully combined.
- Gradually sprinkle in the shredded White Cheddar cheese, stirring until the sauce is smooth and creamy.
- Cook the Egg Noodles
- Cook the egg noodles 1 minute less than the package directions. Add 2 bouillon cubes to the boiling water for extra flavor, if desired.
- Drain the noodles and mix them with the peas in the cream sauce. Use a silicone spatula to gently combine everything.
- Assemble the Casserole
- If not using an oven-safe skillet, transfer the mixture to a lightly greased 9×13-inch casserole dish.
- Top with Parmesan cheese and cover with foil. Bake for 20 minutes.
- Add the Topping
- Combine the crushed Ritz crackers with melted butter. Sprinkle this mixture evenly over the casserole.
- Bake uncovered for an additional 5-7 minutes, or until the topping is golden brown and crisp.
- Garnish and Serve
- Remove from the oven, garnish with diced green onions if desired, and serve hot.




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