Broccoli-Mushroom Casserole

Prep: 15 min Cook: 40 min Serves: 6 Cuisine: American

A creamy broccoli and mushroom casserole with cheesy topping, perfect for family dinners or potlucks, blending rich flavors and comforting textures.

Be the first to rate this recipe

Ingredients

  • 1 large head fresh broccoli
  • 3 Tbsp. butter
  • 1/2 lb. fresh mushrooms
  • 1 c. mayonnaise
  • 8 Tbsp. butter
  • 1 c. half and half
  • 2 eggs
  • 1 small onion
  • 1 tsp. salt
  • 1 tsp. pepper

Instructions

  1. Place broccoli in a large saucepan with 1 inch of water and bring to a boil.
  2. Cover and steam for 5 minutes, then drain and chop coarsely.
  3. Heat 3 tablespoons butter in a skillet, add mushrooms and sauté for 5 minutes, stirring occasionally.
  4. Preheat oven to 350°F (175°C).
  5. In a large mixing bowl, combine 8 tablespoons butter, chopped onion, sautéed mushrooms, half and half, salt, pepper, mayonnaise, and beaten eggs.
  6. Mix all ingredients thoroughly.
  7. Add 1 cup shredded cheese and 1 1/2 cups crushed Ritz crackers, then mix well.
  8. Scrape the mixture into a baking dish.
  9. Sprinkle remaining cheese and crackers on top.
  10. Bake for 30 to 40 minutes or until a toothpick inserted in the middle comes out clean.
  11. Let stand for 10 minutes before serving.

Tips & Substitutions

For a richer flavor, consider adding garlic or herbs like thyme to the sautéed mushrooms. If fresh broccoli isn't available, frozen can be used; just ensure it's thawed and drained properly. You can substitute sour cream or Greek yogurt for mayonnaise for a tangier taste, or use a dairy-free alternative if needed. Cheddar cheese is a classic choice, but feel free to experiment with different cheeses for unique flavor profiles.

Serving Suggestions

This Broccoli-Mushroom Casserole pairs beautifully with a crisp green salad or roasted vegetables. For a heartier meal, serve it alongside grilled chicken or beef. It also makes a great side dish for holiday gatherings, complementing dishes like Aunt Maxine Wyckoff's Peanut Butter Candy. Enjoy it as a comforting main course or a side for your favorite protein.

Storage & Reheating

Store any leftovers in an airtight container in the refrigerator for up to three days. To reheat, preheat the oven to 350°F (175°C) and bake for about 15-20 minutes until warmed through. Alternatively, you can microwave individual portions for a quick meal, but the texture may be slightly different than when baked.

Nutrition & Diet Analysis (per serving)

Each serving of Broccoli-Mushroom Casserole contains roughly 661 calories, with 17g protein, 60g carbohydrates, and 40g fat. It is an excellent source of protein (33% of the Daily Value), calcium (33% of the Daily Value), and vitamin C (25% of the Daily Value), and a good source of vitamin A and iron. Note that it is relatively high in sodium, at 1018mg per serving (44% of the Daily Value).

661 kcal 33% DV
Protein Fat Carbs

Macronutrients

Protein 16.5g 33% DV
Total Fat 40.5g 52% DV
Carbs 59.9g 22% DV
Fiber 2.2g 8% DV
Sugar 3.1g 6% DV

Electrolytes

Sodium 1018.3mg 44% DV
Potassium 432.2mg 9% DV
Cholesterol 142.2mg 47% DV

Vitamins & Minerals

Vitamin A 168.5mcg 19% DV
Vitamin C 22.2mg 25% DV
Vitamin D 0.3mcg 1% DV
Calcium 423.5mg 33% DV
Iron 2.5mg 14% DV
Contains Milk Egg

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 in advance?

Yes, you can prepare the casserole a day ahead. Just assemble it, cover, and refrigerate. When ready to bake, allow it to sit at room temperature for about 30 minutes before placing it in the preheated oven. This helps ensure even cooking.

What type of cheese works best in this casserole?

Cheddar cheese is a popular choice due to its meltability and flavor, but feel free to use a blend of cheeses like mozzarella or Monterey Jack for a creamier texture. You can also experiment with stronger cheeses like Gruyère for a gourmet twist.

Is this casserole suitable for vegetarians?

Yes, this dish is vegetarian-friendly as it primarily consists of vegetables, cheese, and eggs. Make sure to double-check any additional ingredients, such as stock or sauces, to ensure they are vegetarian. It’s a delicious option for anyone looking for hearty vegetarian recipes.

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).

American recipes → Vegetarian recipes → Dairy recipes → All recipes →