Let’s Turn a Weeknight Classic Into a Cozy Casserole Masterpiece!
Hey there, friend! Let’s talk about that magical moment when you realize dinner doesn’t have to be a complicated, three-pot, sink-full-of-dishes affair to be utterly, soul-warmingly delicious. You know the feeling—it’s been a long day, the family is hungry, and you’re craving something that feels like a hug in a bowl. You might be thinking of your favorite takeout order, that beloved beef and broccoli stir-fry, but what if I told you we could capture all those incredible flavors in one simple, bake-and-forget casserole?
That’s exactly what we’re doing today. This Ground Beef & Broccoli Casserole is my ultimate weeknight hero. It’s the glorious love child of a hearty stir-fry and the cozy, comforting embrace of a baked pasta dish. We’re talking tender broccoli florets, savory seasoned beef, and a creamy, cheesy sauce all baked over a bed of fluffy rice until it’s golden, bubbly, and impossible to resist. It’s wholesome, packed with flavor, and designed to make your life easier and your kitchen smell amazing. So, preheat that oven, grab your favorite mixing bowl, and let’s cook up a little bit of everyday magic together. This is one of those recipes you’ll come back to again and again!
The Stir-Fry That Started It All
PrintGround Beef & Broccoli Casserole
This casserole takes the classic flavors of beef and broccoli stir-fry and turns them into a warm, creamy, bake-and-serve dish. With tender broccoli, seasoned beef, and melty cheese over rice or quinoa, it’s cozy, wholesome, and full of flavor in every forkful.
- Prep Time: 15 mins
- Cook Time: 30 mins
- Total Time: 45 minutes
- Yield: 6 1x
Ingredients
1 lb ground beef
2 cups cooked rice or quinoa
2 cups steamed broccoli florets
1 small onion, diced
2 cloves garlic, minced
1 can (10.5 oz) cream of mushroom or cream of cheddar soup
1/2 cup sour cream
1 1/2 cups shredded cheddar cheese
Salt and pepper, to taste
Instructions
Preheat oven to 375°F (190°C).
In a skillet, cook ground beef with onion and garlic until browned. Drain fat and season with salt and pepper.
In a large bowl, mix beef, cooked rice or quinoa, broccoli, soup, sour cream, and 1 cup cheese.
Transfer to a greased 9×13-inch baking dish. Top with remaining cheese.
Bake for 25–30 minutes or until hot and bubbly. Let rest 5 minutes before serving.
Nutrition
- Calories: 430
- Carbohydrates: 22g
- Protein: 28g
This recipe has a fun little backstory that always makes me smile. It all started with my dad, who fancied himself a bit of a stir-fry king on Friday nights. His version of beef and broccoli was… enthusiastic. There was always a cloud of soy-scented steam, a dramatic sizzle as everything hit the wok, and without fail, at least one piece of broccoli would launch itself across the kitchen. We loved it, but the chaos! When I had kids of my own, I wanted those same familiar, comforting flavors but in a format that was a little less, well, projectile.
One particularly hectic evening, I decided to deconstruct his stir-fry and rebuild it as a casserole. I tossed the beef with rice and broccoli, bound it with a simple creamy sauce, and blanketed it in cheese before letting the oven do all the work. The result was pure magic—all the nostalgia of dad’s Friday night special, but in a cozy, scoopable, no-fuss form. It was an instant hit with my crew, and it’s been a Reynolds family staple ever since. It just goes to show that the best recipes often come from a little bit of love and a desire to keep the broccoli on the plate!
Gathering Your Casserole Crew
Here’s your shopping list for this simple, flavor-packed dish. I’ve included some of my favorite chef insights and easy swaps to make this recipe work for you!
- 1 lb ground beef: I prefer an 80/20 blend for the best flavor, but leaner 90/10 works great too—just add a tiny splash of oil to the skillet. For a twist, ground turkey or chicken are fantastic lean alternatives.
- 2 cups cooked rice or quinoa: This is a brilliant way to use up leftovers! White, brown, or jasmine rice are all perfect. Quinoa adds a lovely nutty flavor and a protein boost. Pro Tip: Day-old, slightly dry rice works best as it soaks up the sauce without getting mushy.
- 2 cups steamed broccoli florets: Fresh is wonderful, but a bag of frozen steam-in-the-microwave florets is a total weeknight lifesaver here. No need to thaw—just steam and go!
- 1 small onion, diced: The humble onion is the flavor foundation. A yellow or white onion is perfect for its sweet, savory notes when cooked.
- 2 cloves garlic, minced: Please, please use fresh! That jarred stuff can’t compete with the pungent, aromatic punch of fresh garlic. It makes all the difference.
- 1 can (10.5 oz) cream of mushroom or cream of cheddar soup: This is our secret weapon for a rich, creamy sauce without making a roux. Don’t have cream of mushroom? Cream of celery, chicken, or even golden mushroom soup work beautifully.
- 1/2 cup sour cream: Adds a wonderful tang and creaminess. Plain Greek yogurt is a stellar substitute if that’s what you have on hand.
- 1 1/2 cups shredded cheddar cheese: I like to shred a block of sharp cheddar myself for the best meltability, but a pre-shredded bag of Mexican blend or Colby Jack is totally fine for convenience!
- Salt and pepper, to taste: Season as you go! Taste your beef mixture before combining everything.
Let’s Build Some Delicious Layers!
Okay, team! Aprons on. This is where the magic happens. Follow these steps for a foolproof, fabulous casserole every single time.
Step 1: Preheat and Prep
Preheat your oven to 375°F (190°C). This is our sweet spot—hot enough to get everything bubbly and beautifully browned on top, but not so hot that the edges burn before the center is hot. While it’s heating, grab a 9×13-inch baking dish and give it a quick greasing with butter or non-stick spray. Trust me, this makes cleanup a dream later!
Step 2: Brown the Beef
Place a large skillet over medium-high heat. Add your ground beef, diced onion, and minced garlic. Cook, breaking it up with your spoon, until the beef is no longer pink and the onions are soft and translucent. This is your first layer of flavor, so let the beef get a little brown and crispy in spots—that’s gold! Once cooked, carefully drain off any excess fat. Season generously with salt and pepper right in the skillet. Chef’s Hack: I sometimes add a splash of Worcestershire sauce or soy sauce to the beef here for an extra umami kick!
Step 3: The Big Mix
In a large mixing bowl—I mean large, no one likes a overflowing bowl—combine the cooked beef mixture, your cooked rice or quinoa, and the steamed broccoli florets. Now, add the entire can of soup and the half-cup of sour cream. Here’s the fun part: roll up your sleeves and use your hands or a big spatula to mix it all together until every grain of rice and every floret of broccoli is coated in that creamy, beefy goodness. Fold in one cup of the shredded cheese, saving the last half-cup for the top.
Step 4: Assemble and Bake
Transfer your beautifully mixed concoction into your prepared baking dish. Spread it out into a nice, even layer. Now, take that remaining half-cup of cheese and sprinkle it evenly over the top. This is going to create that gorgeous, golden, cheesy crust we all dream about. Pop it into your preheated oven and bake for 25-30 minutes. You’ll know it’s done when the edges are bubbling enthusiastically and the cheese on top is completely melted and lightly spotted with brown.
Step 5: The hardest part… Wait!
I know, I know. It smells incredible and you want to dive right in. But resist! Take the casserole out of the oven and let it rest on the stovetop for about 5 minutes. This allows the sauce to thicken up slightly and sets the layers, making it much easier to scoop out perfect, clean servings.
Time to Dish It Up!
This casserole is a complete meal all on its own, but I love serving it up with a little flair. Use a big spoon to scoop out hearty portions into shallow bowls. For a fresh contrast to the rich, cozy casserole, a simple side salad with a bright vinaigrette is absolutely perfect. A few slices of crusty garlic bread are also never a bad idea for soaking up any extra sauce. It’s the kind of meal that looks like you fussed for hours, but our little secret is how easy it truly was!
Make It Your Own!
The beauty of a casserole is its flexibility. Here are a few of my favorite ways to mix it up:
- Spicy Kick: Add a diced jalapeño to the beef while browning, or stir a tablespoon of sriracha into the sour cream and soup mixture.
- “Everything” Swap: Use ground turkey, cream of chicken soup, and Monterey Jack cheese for a lighter twist.
- Mushroom Lover’s: Sauté 8 oz of sliced cremini mushrooms with the onions and garlic for an earthy, deep flavor.
- Low-Carb Version: Swap the rice for 3 cups of cauliflower rice (no need to pre-cook) and use a cream of celery soup.
- Italian Twist: Use Italian seasoning in the beef, swap the cheddar for mozzarella, and use cream of mushroom soup. Divine!
Anna’s Extra Spoonful of Advice
This recipe has evolved so much from that first experimental batch! I’ve learned that the type of rice really matters—day-old jasmine is my absolute favorite for its fragrance and texture. I also used to mix all the cheese in, but I discovered that saving some for the top creates that irresistible cheesy crust that everyone fights over. One time, my youngest decided to “help” by adding a handful of chocolate chips she found to the mix (don’t ask). We fished most of them out, but it’s a good reminder to keep tiny chefs supervised! Honestly, this recipe is incredibly forgiving. Don’t stress about exact measurements—this is about creating a delicious, comforting meal for the people you love.
Your Questions, Answered!
Can I assemble this casserole ahead of time?
Absolutely! You can assemble the entire dish (without baking), cover it tightly with plastic wrap or foil, and refrigerate it for up to 24 hours. When you’re ready, just pop it in the oven. You might need to add 5-10 minutes to the baking time since it’s going in cold.
My casserole turned out a bit dry. What happened?
This usually means the rice was a bit too dry to begin with or it baked a little too long. Next time, if your rice seems very dry, you can add an extra couple of tablespoons of sour cream or a splash of beef broth to the mixture before baking. Also, be sure not to over-bake—30 minutes is usually the max!
Can I freeze it?
You sure can! Bake the casserole as directed, let it cool completely, then wrap the entire dish tightly in both plastic wrap and foil before freezing for up to 3 months. Thaw overnight in the refrigerator and reheat, covered, in a 350°F (175°C) oven until heated through.
Is there a substitute for the canned soup?
Yes! For a from-scratch option, you can make a simple white sauce: melt 3 tbsp butter, whisk in 3 tbsp flour, and cook for 1 minute. Slowly whisk in 1 1/4 cups milk and cook until thickened. Season with salt, pepper, and a pinch of garlic powder. Use this in place of the canned soup.
Nutritional Information*
Per Serving (approx):
Calories: ~430
Protein: 28g
Carbohydrates: 22g
Fat: 28g
*Please note: This information is an estimate provided by an online nutrition calculator. It should not be considered a substitute for a professional nutritionist’s advice. Values can vary based on specific ingredients and portion sizes.
Final Thoughts
This Ground Beef & Broccoli Casserole is proof that weeknight dinners don’t have to be stressful or complicated to feel special. With simple ingredients and just a few easy steps, you get a dish that’s hearty, flavorful, and comforting—like a warm hug in a bowl. It’s the kind of recipe that feeds both body and soul, while keeping your kitchen cleanup blissfully simple.
For me, it’s more than just dinner—it’s a little tradition born out of family stir-fry nights, reimagined into something cozy and casserole-ready. And now it’s a dish my own family requests again and again. My hope is that it becomes the same for you—a recipe you turn to on busy evenings, for Sunday dinners, or even when you just need a little extra comfort on your plate.
So the next time you’re craving something wholesome, cheesy, and totally satisfying, you’ll know exactly what to bake. Here’s to good food, full hearts, and keeping dinner deliciously simple