Lazy Tuna Casserole

Prep: 10 min Cook: 20 min Serves: 4 Cuisine: American

A quick and creamy tuna casserole combining cheesy pasta, tuna, and mushrooms, perfect for weeknights or comfort food cravings. Easy to customize and satisfy every time.

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Ingredients

  • 1 box macaroni and cheese
  • 1 can tuna, drained
  • 1 can cream of mushroom soup
  • 1 cup grated cheese

Instructions

  1. Prepare the macaroni and cheese according to the box instructions.
  2. Add the drained tuna and cream of mushroom soup to the cooked pasta and stir well.
  3. Transfer the mixture to a baking dish and top with grated cheese.
  4. Bake at 375°F until the cheese is melted and bubbly, about 15-20 minutes.
  5. Optional: Stir in a can of sliced mushrooms before baking for extra flavor.

Tips & Substitutions

For a creamier texture, consider adding a splash of milk or sour cream to the mixture before baking. You can also substitute the tuna with canned chicken or chickpeas for a different flavor. If you want to add more veggies, frozen peas or spinach work well. This dish is versatile and can be adapted like other classic American recipes.

Serving Suggestions

Serve this Lazy Tuna Casserole with a fresh green salad or garlic bread for a complete meal. It pairs nicely with steamed vegetables or a side of coleslaw. For a comforting touch, consider serving it alongside a warm bowl of Lobster Corn Chowder, making for a delightful seafood-themed dinner.

Storage & Reheating

Store any leftover casserole in an airtight container in the refrigerator for up to 3 days. To reheat, place it in the oven at 350°F until warmed through, about 20 minutes. For quicker reheating, you can use the microwave, but the oven method will keep the cheese topping crispy.

Nutrition & Diet Analysis (per serving)

Each serving of Lazy Tuna Casserole contains roughly 274 calories, with 15g protein, 29g carbohydrates, and 11g fat. It is an excellent source of protein (30% of the Daily Value), and a good source of calcium and iron. Note that it is relatively high in sodium, at 744mg per serving (32% of the Daily Value).

274 kcal 14% DV
Protein Fat Carbs

Macronutrients

Protein 15g 30% DV
Total Fat 11g 14% DV
Carbs 29.4g 11% DV
Fiber 1.4g 5% DV
Sugar 4.5g 9% DV

Electrolytes

Sodium 743.5mg 32% DV
Potassium 202.1mg 4% DV
Cholesterol 23.4mg 8% DV

Vitamins & Minerals

Vitamin A 50.4mcg 6% DV
Vitamin C 0.4mg
Vitamin D 0.3mcg 2% DV
Calcium 192.6mg 15% DV
Iron 1.8mg 10% DV
Diet fit Under 400 cal
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 make this casserole ahead of time?

Yes, you can prepare the casserole in advance. Assemble it up to the baking step, cover tightly with foil, and refrigerate. Bake it when you're ready to serve, adding a few extra minutes to the baking time if it's cold from the fridge.

What can I use instead of cream of mushroom soup?

If you don't have cream of mushroom soup, you can substitute it with cream of chicken soup or a homemade white sauce. A mix of sour cream and cream cheese can also work well for a richer flavor.

How can I make this dish healthier?

To make this casserole healthier, you can use whole grain macaroni, low-fat cheese, and incorporate more vegetables like broccoli or bell peppers. Additionally, you can reduce the amount of cheese or use a cheese alternative to lower the calorie count.

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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