Turkey Breast And Mushroom Casserole

Prep: 15 min

A comforting turkey and mushroom casserole with creamy mushroom soup, savory vegetables, and crispy bread topping, perfect for family dinners and gatherings.

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Ingredients

  • 1 stick margarine
  • 1 1/2 lb. mushrooms
  • 1/2 cup chopped celery
  • 1/2 cup chopped onion
  • 1/2 cup mayonnaise
  • 1/4 cup chopped sweet red pepper
  • 6 slices day-old bread
  • 2 eggs
  • 1 can cream of mushroom soup
  • 1 small boneless turkey breast

Instructions

  1. Butter the bread slices and break them into bite-sized pieces.
  2. Use half of the bread pieces to line the bottom of a greased 2-quart casserole dish.
  3. Combine the chopped celery, chopped onion, chopped red pepper, mayonnaise, and the bread pieces in a mixing bowl.
  4. Spread the cream of mushroom soup over the mixture and mix in the beaten eggs.
  5. Place the small boneless turkey breast on top of the mixture in the casserole dish.
  6. Top with the remaining bread pieces and cover the dish.
  7. Refrigerate overnight before baking.

Tips & Substitutions

For added flavor, sauté the mushrooms and vegetables in the margarine before mixing them with the bread. You can substitute the turkey breast with cooked shredded chicken for a quicker option. If you prefer a creamier texture, consider adding a splash of chicken broth or a dollop of sour cream to the mixture. This dish can also be made with leftover turkey for a quick weeknight meal.

Serving Suggestions

Serve this casserole warm, garnished with fresh herbs like parsley or chives for a pop of color. It pairs beautifully with a crisp green salad or steamed vegetables for a complete meal. For a heartier option, consider serving alongside mashed potatoes or rice. This dish is perfect for potlucks or family gatherings.

Storage & Reheating

Store any leftovers in an airtight container in the refrigerator for up to three days. To reheat, cover the casserole with foil and heat in a preheated oven at 350°F for about 20-25 minutes, or until warmed through. Alternatively, you can microwave individual portions for a few minutes until hot.

Nutrition & Diet Analysis (per serving)

Each serving of Turkey Breast And Mushroom Casserole contains roughly 1800 calories, with 22g protein, 171g carbohydrates, and 118g fat. It is an excellent source of protein (44% of the Daily Value), calcium (34% of the Daily Value), and iron (27% of the Daily Value), and a good source of vitamin A and vitamin C. Note that it is relatively high in sodium, at 1575mg per serving (68% of the Daily Value).

1800 kcal 90% DV
Protein Fat Carbs

Macronutrients

Protein 22g 44% DV
Total Fat 117.9g 100% DV
Carbs 171.1g 62% DV
Fiber 2g 7% DV
Sugar 4.3g 9% DV

Electrolytes

Sodium 1575mg 68% DV
Potassium 1268.9mg 27% DV
Cholesterol 467.5mg 100% DV

Vitamins & Minerals

Vitamin A 174.8mcg 19% DV
Vitamin C 14.7mg 16% DV
Vitamin D 4mcg 20% DV
Calcium 438.9mg 34% DV
Iron 4.9mg 27% DV
Diet fit High-protein
Contains Milk Egg Wheat/Gluten

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 prepare this casserole ahead of time?

Yes, you can prepare the casserole a day in advance. Just follow the recipe up to the point of baking, cover it tightly, and refrigerate overnight. This allows the flavors to meld beautifully, making it even tastier when baked the next day.

What can I use instead of mayonnaise?

If you're looking for a substitute for mayonnaise, consider using Greek yogurt or sour cream for a tangy flavor. You can also use a mixture of equal parts mustard and olive oil for a lighter option. Both alternatives will maintain the creamy texture of the dish.

Is it possible to freeze this casserole?

Yes, this casserole can be frozen before baking. Wrap it tightly in plastic wrap and then in aluminum foil to prevent freezer burn. When ready to bake, thaw it in the refrigerator overnight and then bake as directed. This is a great way to have a delicious meal ready to go!

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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