This creamy, cheesy broccoli casserole is a comforting classic that combines tender broccoli, fluffy rice, buttery onions, melted cheese sauce, and creamy mushroom soup into one satisfying dish. It’s easy to prepare, budget-friendly, and perfect for family dinners, holidays, or potlucks. Whether served as a hearty side or a vegetarian main course, this casserole delivers flavor and comfort in every bite.

Why You’ll Love This Recipe

• Quick and simple to prepare using pantry staples.
• Packed with vegetables and flavor, even picky eaters will enjoy it.
• Easily customizable with different cheeses or add-ins.
• Makes a large portion that’s perfect for gatherings.
• Great for making ahead and reheating.

Ingredients

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

• 2 cups instant white rice, cooked
• 1 tablespoon butter
• 1 small onion, chopped (about ½ cup)
• 2 (10-ounce) packages frozen chopped broccoli, thawed and drained
• 2 (10.5-ounce) cans condensed cream of mushroom soup
• 1 (16-ounce) jar processed cheese sauce (such as Cheez Whiz)
• Salt, to taste
• Ground black pepper, to taste

Directions

1. Preheat your oven to 350°F (175°C).
2. Cook the instant rice according to the package instructions and set aside.
3. In a skillet over medium heat, melt the butter. Add the chopped onion and sauté for 3–5 minutes, or until the onion becomes soft and translucent.
4. In a large mixing bowl, combine the cooked rice, thawed and drained broccoli, sautéed onions, condensed cream of mushroom soup, and cheese sauce. Stir well until fully combined.
5. Season the mixture with salt and ground black pepper to taste.
6. Transfer the mixture to a 9×13-inch baking dish, spreading it evenly.
7. Bake uncovered in the preheated oven for 30 to 40 minutes, or until the casserole is hot and bubbly and the top starts to turn golden brown.
8. Let it rest for a few minutes before serving.

Servings And Timing

Servings: 12
Prep Time: 10 minutes
Cook Time: 40 minutes
Total Time: 50 minutes

Variations

• Add 2 cups of cooked, diced chicken or turkey for a protein boost.
• Swap the cream of mushroom soup with cream of chicken or cream of broccoli.
• Mix in shredded cheddar cheese along with or instead of the cheese sauce for added texture.
• Top with crushed butter crackers or seasoned breadcrumbs before baking for a crunchy topping.
• Use brown rice or cooked long-grain white rice instead of instant rice for a firmer texture.
• Stir in sautéed mushrooms, bell peppers, or garlic for extra depth of flavor.

Storage/Reheating

• Storage: Allow the casserole to cool completely. Store in an airtight container in the refrigerator for up to 4 days.
• Freezing: This dish freezes well. Wrap the entire casserole tightly in foil or portion into airtight containers and freeze for up to 2 months.
• Reheating: Reheat refrigerated casserole in a 350°F oven for 20–30 minutes or until heated through. For individual portions, microwave on high for 1–2 minutes. If frozen, thaw overnight in the fridge before reheating.

FAQs

How Can I Make This Casserole Ahead Of Time?

You can fully assemble the casserole a day in advance and refrigerate it, covered. When ready to serve, bake as directed, adding 5–10 extra minutes of baking time if coming straight from the fridge.

Can I Use Fresh Broccoli Instead Of Frozen?

Yes, you can use fresh broccoli. Chop it into small florets and steam or blanch it for 2–3 minutes until just tender, then drain well before adding it to the casserole.

Can I Use A Different Type Of Cheese?

Absolutely. Shredded cheddar, Monterey Jack, or a mix of your favorite cheeses can be used in place of processed cheese sauce. For best results, melt it with a splash of milk before combining.

Is It Possible To Make This Dish Vegetarian-Friendly?

This casserole is already vegetarian if the condensed soup and cheese sauce are meat-free. Always check labels to confirm no meat-based ingredients are included.

How Do I Prevent The Casserole From Being Watery?

Make sure to thoroughly drain the broccoli and use fully cooked rice. Avoid over-steaming fresh broccoli, as excess moisture can make the casserole soggy.

Can I Add Protein To Make It A Main Dish?

Yes, adding 2 cups of cooked and diced chicken, turkey, or even tofu can turn this casserole into a hearty one-dish meal.

Can I Substitute The Soup With A Homemade Sauce?

Definitely. You can replace the condensed soup with a homemade roux-based mushroom or cream sauce for a more natural option.

What Should I Serve With Broccoli Casserole?

This casserole pairs well with roasted meats, a fresh garden salad, or warm dinner rolls. It can also be enjoyed as a standalone dish.

Can I Make It In A Smaller Dish?

Yes, but you may need to divide the mixture between two smaller baking dishes. Adjust the baking time slightly and check for bubbling around the edges and a golden top.

How Do I Get A Golden Top On My Casserole?

Leave the casserole uncovered while baking. If the top hasn’t browned to your liking, place it under the broiler for 1–2 minutes at the end of baking. Watch closely to avoid burning.

Conclusion

Broccoli casserole with rice is the ultimate comfort food — creamy, cheesy, and full of flavor. It’s an easy dish to prepare with simple ingredients and has plenty of room for customization. Whether you’re feeding a crowd, making a cozy family dinner, or prepping meals for the week, this casserole is a reliable and satisfying choice every time.

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