Macaroni-Mushroom Casserole

Prep: 15 min Cook: 30 min Serves: 12 Cuisine: American

Creamy macaroni casserole with mushrooms, green pepper, and cheese, topped with crunchy cracker crumbs. Perfect for family dinners or comfort food cravings.

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Ingredients

  • 1 pkg. macaroni
  • 1/2 cup chopped green pepper
  • 1/2 cup chopped onion
  • 1 can cream of mushroom soup
  • 1/2 cup sliced mushrooms
  • 1 cup mayonnaise
  • 4 cups grated cheese
  • 1/2 cup chopped pimento
  • crushed crackers

Instructions

  1. Cook macaroni in boiling salted water until tender; drain.
  2. Cook green pepper and onion in a small amount of fat in a skillet until tender.
  3. Combine all ingredients except cracker crumbs in a large mixing bowl.
  4. Place the mixture in 2 buttered medium casseroles or 1 large casserole.
  5. Sprinkle with crushed cracker crumbs on top.
  6. Bake in a preheated 350°F oven for 30 minutes or until cheese melts and cracker crumbs brown.

Tips & Substitutions

For a creamier texture, consider adding a splash of milk or a bit of sour cream to the mixture. You can substitute the mayonnaise with Greek yogurt for a healthier option. Using different cheese varieties like cheddar or mozzarella can enhance the flavor profile. If you want extra veggies, throw in some spinach or kale to boost nutrition and flavor.

Serving Suggestions

This casserole pairs beautifully with a simple green salad or steamed vegetables for a complete meal. Consider serving it alongside garlic bread or Easy Country Rolls for a comforting family dinner. For a festive touch, add a side of Big Mama'S Cranberry Salad to balance the richness of the casserole.

Storage & Reheating

Store leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, place in a preheated oven at 350°F for about 20 minutes, covered with foil to retain moisture. You can also microwave individual portions, adding a splash of water to keep it from drying out.

Nutrition & Diet Analysis (per serving)

Each serving of Macaroni-Mushroom Casserole contains roughly 329 calories, with 5g protein, 23g carbohydrates, and 25g fat. It is a good source of vitamin D (13% of the Daily Value), protein (10% of the Daily Value), and vitamin C (10% of the Daily Value).

329 kcal 16% DV
Protein Fat Carbs

Macronutrients

Protein 4.8g 10% DV
Total Fat 24.8g 32% DV
Carbs 22.8g 8% DV
Fiber 1.5g 5% DV
Sugar 3.1g 6% DV

Electrolytes

Sodium 413.1mg 18% DV
Potassium 133.9mg 3% DV
Cholesterol 4.5mg 2% DV

Vitamins & Minerals

Vitamin A 14.1mcg 2% DV
Vitamin C 9.2mg 10% DV
Vitamin D 2.6mcg 13% DV
Calcium 72.3mg 6% DV
Iron 1.3mg 7% DV
Diet fit Under 400 cal
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 make this casserole ahead of time?

Yes, you can prepare the casserole a day in advance and store it in the refrigerator before baking. Just cover it tightly with foil or plastic wrap. When ready to bake, allow it to sit at room temperature for about 30 minutes, then bake as directed.

Can I use gluten-free macaroni?

Absolutely! Gluten-free macaroni works well for this recipe. Just make sure to follow the cooking instructions on the package, as gluten-free pasta may have different cooking times than regular macaroni.

What can I add to make it more protein-rich?

You can add cooked chicken, turkey, or even beans for a vegetarian protein boost. Incorporating shredded rotisserie chicken can save time and enhance flavor, making this casserole even more satisfying.

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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