Grandma Estee'S Tuna Casserole

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

Grandma Estee's Tuna Casserole is a comforting, cheesy baked dish combining tender pasta, flaked tuna, peas, and a rich mushroom soup base, topped with crispy potato chips. Perfect for family dinners or casual gatherings, it offers a satisfying mix of savory flavors and crunchy textures.

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Ingredients

  • 1/4 cup chopped onion
  • 1 tablespoon margarine or butter
  • 2 cans cream of mushroom soup
  • 1/2 cup shredded processed cheese
  • 1/8 teaspoon dry mustard
  • 1 (7 oz.) can tuna, drained and flaked
  • 2 cups cooked macaroni
  • 1/2 cup cooked peas
  • 1/2 cup potato chips

Instructions

  1. In a saucepan, cook chopped onion in margarine or butter until tender.
  2. Blend in cream of mushroom soup, shredded processed cheese, and dry mustard.
  3. Heat until the cheese melts and the mixture is smooth.
  4. Combine the sauce with drained and flaked tuna, cooked macaroni, and cooked peas.
  5. Pour the mixture into a 1 1/2-quart casserole dish.
  6. Crumble potato chips on top of the casserole.
  7. Bake in a moderate oven until nicely browned and bubbling.

Tips & Substitutions

For a creamier texture, consider adding a splash of milk or sour cream to the sauce. If you prefer a different flavor, try substituting the processed cheese with cheddar or a blend of your favorites. You can also add some diced bell peppers for an extra crunch. For a twist, incorporate ingredients from other American recipes like adding shrimp from Hot Shrimp Dip for a seafood variation.

Serving Suggestions

Serve Grandma Estee's Tuna Casserole hot, garnished with fresh parsley for color. It pairs wonderfully with a side salad or garlic bread. For a complete meal, consider serving alongside some steamed vegetables. This dish also works well as a comforting main course for family gatherings or casual weeknight dinners, making it an ideal choice for cozy evenings.

Storage & Reheating

Leftover tuna casserole can be stored in an airtight container in the refrigerator for up to 3 days. To reheat, place in the oven at 350°F (175°C) until warmed through, about 20-25 minutes. For quicker reheating, you can use the microwave, but the oven will help maintain the casserole's texture and crunch from the potato chips.

Nutrition & Diet Analysis (per serving)

Each serving of Grandma Estee'S Tuna Casserole contains roughly 1151 calories, with 11g protein, 32g carbohydrates, and 111g fat. It is an excellent source of protein (21% of the Daily Value), and a good source of potassium and vitamin C. Note that it is relatively high in sodium, at 920mg per serving (40% of the Daily Value).

1151 kcal 58% DV
Protein Fat Carbs

Macronutrients

Protein 10.7g 21% DV
Total Fat 111g 100% DV
Carbs 32.4g 12% DV
Fiber 2.8g 10% DV
Sugar 4g 8% DV

Electrolytes

Sodium 919.7mg 40% DV
Potassium 698.7mg 15% DV
Cholesterol 13.1mg 4% DV

Vitamins & Minerals

Vitamin A 71.4mcg 8% DV
Vitamin C 9.5mg 11% DV
Vitamin D 0.4mcg 2% DV
Calcium 59.7mg 5% DV
Iron 1.6mg 9% DV
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 fresh tuna instead of canned tuna?

Yes, you can use fresh tuna. Just make sure to cook it first and flake it before adding to the casserole. Fresh tuna will give a different texture and flavor compared to canned, but it can enhance the dish significantly.

Is it possible to make this casserole ahead of time?

Absolutely! You can prepare the casserole up to the baking step, cover it, and refrigerate for up to 24 hours. When you're ready to bake, just pop it in the oven; it may need a few extra minutes to cook through.

What can I use instead of cream of mushroom soup?

If you're looking for a substitute, you can use homemade cream of mushroom soup or even cream of chicken soup if you're not concerned about the mushroom flavor. Alternatively, making a simple white sauce and adding sautéed mushrooms can work well too.

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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