Tuna Mac Casserole

Prep: 10 min Cook: 30 min Serves: 4 Cuisine: American

A comforting tuna casserole combining creamy macaroni and cheese with savory tuna and onions, baked to perfection with a golden top, ideal for family dinners and quick weeknight meals.

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Ingredients

  • 6.8 oz. can tuna
  • 2 Tbsp. chopped onions
  • salt to taste
  • pepper to taste
  • 1 box macaroni and cheese

Instructions

  1. Make macaroni and cheese as directed on the box.
  2. In a baking dish, mix drained tuna, chopped onions, Miracle Whip, salt, and pepper.
  3. Press the mixture flat in the bottom of the dish.
  4. Place the prepared macaroni and cheese on top of the tuna mixture.
  5. Bake at 350°F (175°C) for 30 minutes or until heated through and browned on top.

Tips & Substitutions

For a creamier texture, consider adding a dollop of sour cream or cream cheese to the tuna mixture before baking. You can substitute the tuna with canned salmon for a different flavor, or use rotisserie chicken for a hearty twist. Adding frozen peas or corn can also enhance the dish, as seen in some variations of American recipes.

Serving Suggestions

This Tuna Mac Casserole is delightful on its own but pairs beautifully with a simple side salad or steamed vegetables for a balanced meal. For a heartier option, serve it alongside garlic bread or crusty rolls. You can also enjoy it with a light seafood dish like Bubba Gump'S Shrimp Quickie to complement the flavors.

Storage & Reheating

Store any leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, place in a microwave-safe dish and cover with a damp paper towel to maintain moisture. Heat in the microwave until warmed through, or re-bake in the oven at 350°F (175°C) until heated thoroughly.

Nutrition & Diet Analysis (per serving)

Each serving of Tuna Mac Casserole contains roughly 57 calories, with 1g protein, 10g carbohydrates, and 2g fat. Note that it is relatively high in sodium, at 2166mg per serving (94% of the Daily Value).

57 kcal 3% DV
Protein Fat Carbs

Macronutrients

Protein 0.9g 2% DV
Total Fat 1.9g 2% DV
Carbs 9.6g 4% DV
Fiber 1g 4% DV
Sugar 5.2g 10% DV

Electrolytes

Sodium 2166.1mg 94% DV
Potassium 33.8mg 1% DV
Cholesterol 5.4mg 2% DV

Vitamins & Minerals

Vitamin A 1.9mcg
Vitamin C 0mg
Vitamin D 0mcg
Calcium 11mg 1% DV
Iron 0.2mg 1% DV
Diet fit Keto-friendly Under 400 cal Low-fat
Contains Milk 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 use a different type of pasta instead of macaroni?

Absolutely! While macaroni is traditional, you can substitute with any small pasta shape like penne or shells. Just ensure the cooking time aligns with your chosen pasta for the best texture.

Can I make this casserole ahead of time?

Yes, you can prepare the casserole up to the baking step and refrigerate it for a day or two. Just cover it tightly with foil. When ready to bake, you may need to add a few extra minutes to the baking time to ensure it's heated through.

Is it possible to make this dish gluten-free?

Certainly! Look for gluten-free macaroni and cheese options available in stores. Additionally, be sure to choose gluten-free canned tuna and any other ingredients to keep the dish entirely gluten-free.

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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