Lenten Tuna Fish Casserole

Prep: 15 min Cook: 60 min Cuisine: American

A hearty Lenten tuna casserole featuring tender noodles, creamy white sauce, and vegetables, layered and baked to perfection—ideal for a comforting meatless meal during Lent.

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Ingredients

  • 2 cans tuna fish
  • 1 pkg small noodles
  • 2 cups white sauce
  • 1 glass jar sharp processed cheese
  • 1 can green tipped asparagus

Instructions

  1. Preheat the oven to 325°F (163°C).
  2. Layer cooked small noodles in the casserole dish.
  3. Pour well-seasoned white sauce over the noodles and melt processed cheese into it.
  4. Add a layer of green-tipped asparagus.
  5. Repeat the layers: noodles, sauce with cheese, asparagus, tuna, and another layer of noodles.
  6. Dot the top with grated cheese and bread crumbs.
  7. Sprinkle with paprika.
  8. Bake for 1 hour until heated through and bubbly.

Tips & Substitutions

For a creamier texture, consider adding a splash of milk to the white sauce. If sharp processed cheese isn't available, substitute with a blend of cream cheese and cheddar for a similar flavor. You can use whole wheat noodles for added nutrition. To save time, pre-cook your noodles ahead of time or use a quick-cook variety. This dish can also be customized with other vegetables.

Serving Suggestions

This Lenten Tuna Fish Casserole is hearty and satisfying on its own but pairs beautifully with a fresh green salad or steamed vegetables for a balanced meal. Consider serving with crusty bread or rolls to soak up the creamy sauce. For a twist, serve alongside a light seafood dish like Sherried Scallops And Mushrooms for a delightful dinner spread.

Storage & Reheating

Store any leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, cover the casserole with foil and bake at 350°F (175°C) until warmed through, about 20-25 minutes. Alternatively, individual portions can be microwaved on medium power until hot, stirring occasionally to ensure even heating.

Nutrition & Diet Analysis (per serving)

Each serving of Lenten Tuna Fish Casserole contains roughly 915 calories, with 17g protein, 199g carbohydrates, and 5g fat. It is an excellent source of vitamin D (66% of the Daily Value), iron (35% of the Daily Value), and protein (34% of the Daily Value), and a good source of calcium and potassium.

915 kcal 46% DV
Protein Fat Carbs

Macronutrients

Protein 16.8g 34% DV
Total Fat 5g 6% DV
Carbs 198.7g 72% DV
Fiber 2.7g 10% DV
Sugar 7.1g 14% DV

Electrolytes

Sodium 428mg 19% DV
Potassium 508.5mg 11% DV
Cholesterol 25.3mg 8% DV

Vitamins & Minerals

Vitamin A 9mcg 1% DV
Vitamin C 2.7mg 3% DV
Vitamin D 13.1mcg 66% DV
Calcium 197.8mg 15% DV
Iron 6.4mg 35% DV
Diet fit Low-fat
Contains Milk Wheat/Gluten Fish

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I make this casserole ahead of time?

Yes, you can prepare the casserole a day in advance. Assemble all the layers and cover it tightly with plastic wrap or foil. Store it in the refrigerator and bake it just before serving. You may need to add a few extra minutes to the baking time if baking from cold.

What can I substitute for tuna in this recipe?

If you're looking for a substitute for tuna, consider using canned salmon or shredded cooked chicken for a different flavor profile. For a vegetarian option, try incorporating cooked lentils or chickpeas instead, enhancing the dish with additional spices or herbs for more depth.

How can I make this casserole gluten-free?

To make this Lenten Tuna Fish Casserole gluten-free, simply substitute the small noodles with gluten-free pasta. Additionally, ensure that the white sauce is made with gluten-free flour or cornstarch for thickening. Always check labels on processed cheese for gluten content before use.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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