Cheesy Ground Beef and Rice

The first time I made this casserole was on a Tuesday when I had zero energy and a pound of ground beef that needed to be used. My kids were hovering around the kitchen asking what was for dinner, and I just started throwing things into a skillet. When it came out of the oven bubbling and golden, my husband took one bite and said this needs to be on regular rotation.

Ive started making double batches on Sundays because the leftovers reheat beautifully for lunch. Last week my neighbor stopped by while it was baking and immediately asked for the recipe. Something about that combination of melted cheese and seasoned beef just draws people in.

Ingredients

• 1 lb ground beef: The 80/20 ratio gives you the best flavor and keeps the casserole from drying out during baking
• 1 medium yellow onion: Finely chopped so it disperses evenly throughout every bite
• 2 cloves garlic: Minced fresh garlic adds that aromatic foundation that makes the house smell amazing
• 1 cup frozen mixed vegetables: Peas, carrots, and corn bring color and sweetness without any prep work
• 1 cup long-grain white rice: Uncooked rice goes directly into the mixture and bakes up fluffy and tender
• 2 cups shredded cheddar cheese: Divided use means melted cheese throughout and a golden, bubbly top
• 1/2 cup sour cream: Adds tanginess and helps keep the rice incredibly creamy
• 1 1/2 cups whole milk: Creates the rich liquid base that the rice absorbs while baking
• 1 can condensed cream of mushroom soup: The secret binder that brings everything together with savory depth
• 1/2 cup low-sodium beef broth: Enhances the beef flavor while keeping salt levels in check
• 1 tsp kosher salt: Essential for bringing out all the flavors in the beef and vegetables
• 1/2 tsp freshly ground black pepper: Adds a subtle warmth that balances the richness
• 1/2 tsp smoked paprika: Gives a subtle smoky depth that makes people ask whats your secret ingredient
• 1/2 tsp dried thyme: Earthy and aromatic, complements beef perfectly
• 1/4 tsp cayenne pepper: Optional, but just enough warmth to make things interesting without overwhelming

Instructions

Preheat and prep your baking dish:

Get your oven to 350°F and grease a 9x13-inch casserole dish with butter or cooking spray. This step takes two minutes but saves you from stuck-on cheese later.

Brown the ground beef:

Cook the beef in a large skillet over medium heat until its no longer pink, breaking it up with your spoon as it cooks. Drain the excess fat before moving on.

Sauté the aromatics:

Add your chopped onion and minced garlic to the skillet with the beef. Let them cook for 2 to 3 minutes until the onion is soft and translucent.

Add the frozen vegetables:

Stir in the mixed vegetables and cook for just 2 minutes. They dont need to be fully cooked since theyll finish in the oven.

Combine everything in the skillet:

Remove from heat and add the rice, 1 cup of cheddar, sour cream, milk, cream of mushroom soup, beef broth, and all your seasonings. Mix until everything is evenly distributed.

Transfer to your baking dish:

Spoon the mixture into your prepared casserole dish and spread it evenly. Press it down gently with the back of your spoon.

Bake covered first:

Cover tightly with aluminum foil and bake for 35 minutes. The steam trapped under the foil helps the rice cook perfectly.

Add the golden cheese topping:

Remove the foil and sprinkle the remaining cup of cheddar cheese over the top. Return to the oven for 10 more minutes until bubbly and lightly golden.

Let it rest before serving:

Wait 5 minutes before serving. This short rest lets the casserole set slightly and makes serving much easier.

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This casserole has become my go-to for new parents and sick neighbors because it travels so well and reheats perfectly. Theres something about a warm, cheesy meal that says someone cares without needing to say a word.

Make It Your Own

One of the things I love most about this recipe is how adaptable it is. Sometimes I swap in ground turkey when were trying to lighten things up, and other times I add diced jalapeños for extra kick. The core method stays the same, but you can customize the fillings based on whats in your fridge or what your family loves.

Serving Ideas

A simple green salad with vinaigrette cuts through the richness beautifully. Steamed broccoli or roasted green beans also work wonderfully if you want something cooked. On busy weeknights, I serve it with just sliced tomatoes and cucumbers and call it dinner.

Storage and Reheating

This casserole keeps beautifully in the refrigerator for up to 4 days. I actually think it tastes better the next day when the flavors have had more time to mingle. Reheat individual portions in the microwave or cover the whole dish with foil and warm it in a 350°F oven until heated through.

• Freeze unbaked casseroles for up to 3 months
• Thaw overnight in the refrigerator before baking
• Add 10 to 15 minutes to baking time if baking from frozen

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Theres nothing quite like pulling this bubbling, golden casserole out of the oven and watching everyones faces light up. Its simple, satisfying food that brings people together around the table.

Recipe FAQs

→ Can I make this casserole ahead of time?

Yes, assemble the entire casserole up to 24 hours in advance and refrigerate unbaked. Add 10-15 minutes to the covered baking time if baking cold from the refrigerator.

→ Can I freeze this cheesy beef and rice bake?

Absolutely. Wrap the unbaked casserole tightly with plastic and foil, then freeze for up to 3 months. Thaw overnight in the refrigerator before baking as directed.

→ What can I substitute for cream of mushroom soup?

Try cream of chicken, celery, or potato soup. For homemade, make a simple white sauce with butter, flour, and milk, then add sautéed mushrooms.

→ Is this dish spicy?

The base version is mild with just a hint of warmth from the smoked paprika and optional cayenne. Adjust the heat by adding more cayenne, diced jalapeños, or hot sauce to taste.

→ What sides go well with this casserole?

A crisp green salad with vinaigrette balances the richness. Steamed broccoli, roasted green beans, or glazed carrots also complement the creamy, cheesy flavors beautifully.

→ Can I use brown rice instead of white?

Yes, but brown rice requires more liquid and longer cooking time. Increase broth by 1/2 cup and extend the covered baking time by 15-20 minutes until rice is tender.