This Ground Beef Casserole with cauliflower rice is a delightful dish that brings comfort to any table. It’s quick and easy to prepare, making it ideal for busy weeknights or gatherings with family and friends. With its rich flavors and satisfying texture, this casserole stands out as a hearty meal that everyone will love.
Why You’ll Love This Recipe
- Quick to Prepare: This casserole can be ready in under an hour, making it perfect for those hectic evenings.
- Flavorful Ingredients: Packed with lean ground beef, fresh spinach, and creamy cheese, each bite is a burst of flavor.
- Healthy Option: Using cauliflower rice instead of traditional rice reduces carbs while still providing a filling base.
- Versatile Dish: Easily customize this recipe by adding your favorite vegetables or adjusting the spices to suit your taste.
- Feeds a Crowd: With just one baking dish, you can serve four or more people effortlessly.
Tools and Preparation
Before you start cooking, gather your tools and equipment. Having everything ready will help make the cooking process smooth and enjoyable.
Essential Tools and Equipment
- Large skillet
- 9×13-inch baking dish
- Wooden spoon
- Measuring cups and spoons
- Cooking knife
Importance of Each Tool
- Large Skillet: This is essential for browning the ground beef evenly while allowing enough space for all the ingredients.
- 9×13-inch Baking Dish: Perfectly sized for layering your casserole, ensuring even cooking and easy serving.
Ingredients
This ground beef casserole with cauliflower rice is easy to put together and perfect for feeding a crowd! It’s a comforting dish made with simple ingredients.
For the Casserole
- 1 tablespoon olive oil
- 1 small yellow onion (diced)
- 3 cloves garlic (minced)
- 1 pound lean ground beef
- 1 teaspoon Italian Seasoning
- ½ teaspoon sweet paprika
- Salt and freshly ground black pepper (to taste)
- 6 ounces fresh baby spinach
- 10 ounces frozen cauliflower rice (cooked according to the directions on the bag)
- 1 cup sour cream (or plain yogurt)
- 1 tablespoon butter (room temperature)
- ½ teaspoon dried basil
- 2 to 3 tablespoons milk (if needed)
- 8 ounces shredded Italian blend cheese (or any other shredded cheese that you have/prefer)
How to Make Ground Beef Casserole
Step 1: Preheat the Oven
Preheat the oven to 375˚F. This ensures that your casserole starts cooking right away when it’s ready to go in the oven.
Step 2: Sauté Onions and Garlic
In a large skillet over medium-high heat, heat the olive oil.
1. Add diced onions and sauté for about 2 minutes until they become translucent.
2. Stir in minced garlic and cook for an additional 20 seconds until fragrant.
Step 3: Brown the Ground Beef
Add lean ground beef to the skillet.
1. Season with Italian seasoning, sweet paprika, salt, and black pepper.
2. Cook while breaking it up with a wooden spoon until fully browned.
Step 4: Add Spinach
Stir in fresh baby spinach.
– If needed, do this in batches based on your skillet size.
– Cook for about 1 minute or until spinach wilts down.
Step 5: Combine Ingredients
Remove from heat and drain excess liquid from the skillet. Set aside.
In a separate bowl:
1. Combine cooked cauliflower rice, sour cream, room temperature butter, and dried basil.
2. Mix until creamy; add milk if necessary for consistency.
Step 6: Assemble the Casserole
In your prepared baking dish:
1. Layer in the cauliflower mixture first.
2. Then add the beef mixture from the skillet.
3. Stir everything together until well combined.
4. Finally, top with shredded cheese.
Step 7: Bake
Place the baking dish in the preheated oven.
– Bake for approximately 22 to 25 minutes or until bubbly and cheese has melted.
Step 8: Serve
Once done, remove from oven and let it sit for about 7 to 10 minutes before slicing into portions to serve warm. Enjoy your delicious Ground Beef Casserole!
How to Serve Ground Beef Casserole
Ground beef casserole is a versatile dish that can be enjoyed in various ways. Whether you’re serving it for a family dinner or a gathering, there are plenty of options to enhance the experience.
Pair with a Fresh Salad
- Mixed Greens – A light salad with mixed greens and vinaigrette adds a refreshing crunch.
- Caesar Salad – The creamy dressing and croutons complement the hearty casserole beautifully.
Add Some Bread
- Garlic Bread – Crispy garlic bread is perfect for scooping up the casserole.
- Dinner Rolls – Soft, buttery rolls can serve as a delightful side to soak up any extra sauce.
Incorporate More Veggies
- Roasted Vegetables – Seasonal roasted veggies add color and nutrients to your meal.
- Steamed Broccoli – A simple side that pairs well with the richness of the casserole.
Serve with Toppings
- Sour Cream or Greek Yogurt – A dollop on top adds creaminess and balances flavors.
- Chopped Fresh Herbs – Sprinkling fresh parsley or basil brightens up each serving.

How to Perfect Ground Beef Casserole
Making the perfect ground beef casserole involves a few key techniques. Follow these tips to elevate your dish.
- Choose Quality Meat – Using lean ground beef ensures a healthier dish without sacrificing flavor.
- Don’t Skip the Seasoning – Properly seasoning the beef enhances the overall taste, so don’t be shy with spices.
- Ensure Even Cooking – Stirring frequently while browning meat helps cook it evenly and prevents burning.
- Use Warm Ingredients – Mixing warm cauliflower rice with sour cream allows for better blending and creaminess.
- Let It Rest – Allowing the casserole to sit after baking helps it set, making it easier to serve.
Best Side Dishes for Ground Beef Casserole
Serving ground beef casserole is even better when paired with complementary sides. Here are some excellent options to consider.
- Garlic Mashed Potatoes – Creamy mashed potatoes provide comfort alongside the rich casserole.
- Coleslaw – A tangy slaw adds crunch and balances out flavors perfectly.
- Corn on the Cob – Sweet corn complements the savory elements of the dish nicely.
- Zucchini Noodles – Light and healthy, zucchini noodles can serve as a low-carb alternative on the side.
- Baked Beans – Their sweetness pairs well with the savory notes of the casserole.
- Brussels Sprouts – Roasted Brussels sprouts offer a delightful crunch and earthy flavor contrast.
Common Mistakes to Avoid
Avoiding common pitfalls can make your ground beef casserole even better. Here are some mistakes to watch for:
- Not Browning the Beef Properly: Ensure the ground beef is fully browned before adding other ingredients. This enhances the flavor and texture of your casserole.
- Overcooking the Spinach: Add spinach at the right time and cook just until wilted. Overcooked spinach can lose its vibrant color and nutrients.
- Ignoring Cheese Options: Using a cheese you enjoy makes a big difference. Don’t hesitate to experiment with different types for varying flavors.
- Skipping the Seasoning: Season each layer of your dish. Adding salt and pepper at every stage will help build a richer flavor profile.
- Using Cold Ingredients: Make sure your sour cream and butter are at room temperature before mixing. This ensures a smoother, creamier consistency in your casserole.
Storage & Reheating Instructions
Refrigerator Storage
- item Store leftover ground beef casserole in an airtight container.
- item It can last up to 3-4 days in the refrigerator.
Freezing Ground Beef Casserole
- item Cool the casserole completely before freezing.
- item Use a freezer-safe container or wrap it tightly with plastic wrap and aluminum foil.
- item It can be frozen for up to 2-3 months.
Reheating Ground Beef Casserole
- item Oven: Preheat your oven to 350°F, cover with foil, and heat for about 20-25 minutes.
- item Microwave: Place in a microwave-safe dish, cover, and heat in short intervals until warmed through.
- item Stovetop: Reheat on low heat in a skillet, adding a splash of milk if it seems dry.
Frequently Asked Questions
What can I serve with Ground Beef Casserole?
Ground beef casserole pairs well with a simple side salad or garlic bread for a complete meal.
Can I customize my Ground Beef Casserole?
Absolutely! Feel free to add vegetables like bell peppers or mushrooms for added nutrition and flavor.
How do I know when my Ground Beef Casserole is done?
Your casserole is ready when it’s bubbly, the cheese is melted, and it’s heated throughout.
Can I make this casserole ahead of time?
Yes! You can prepare it in advance and store it in the fridge before baking. Just add extra baking time if it’s cold from the fridge.
Final Thoughts
This ground beef casserole recipe is not only easy to prepare but also comforting and satisfying. Its versatility allows you to customize it with various ingredients according to your taste preferences. Give it a try—your family will love it!
Ground Beef Casserole
Indulge in the comforting flavors of this Ground Beef Casserole with cauliflower rice, a perfect dish for busy weeknights or family gatherings. This one-pan meal combines lean ground beef, vibrant spinach, and creamy cheese, all layered over nutritious cauliflower rice for a satisfying experience that won’t weigh you down. Quick to prepare and customizable to suit your taste, this hearty casserole is sure to become a favorite at your dinner table. Serve it alongside fresh salads or crusty bread for a complete meal your family will love!
- Prep Time: 15 minutes
- Cook Time: 25 minutes
- Total Time: 40 minutes
- Yield: Serves 6
- Category: Main
- Method: Baking
- Cuisine: American
Ingredients
- 1 tablespoon olive oil
- 1 small yellow onion (diced)
- 3 cloves garlic (minced)
- 1 pound lean ground beef
- 6 ounces fresh baby spinach
- 10 ounces frozen cauliflower rice (cooked)
- 1 cup sour cream
- 8 ounces shredded Italian blend cheese
Instructions
- Preheat oven to 375°F.
- Heat olive oil in a large skillet over medium-high heat. Sauté diced onions until translucent, then add minced garlic and cook until fragrant.
- Add ground beef; season with Italian seasoning, paprika, salt, and pepper. Cook until browned.
- Stir in spinach until wilted. Remove from heat and drain excess liquid.
- In another bowl, mix cooked cauliflower rice, sour cream, butter, and basil until creamy.
- In a baking dish, layer the cauliflower mixture first, followed by the beef mixture. Top with cheese.
- Bake for 22-25 minutes until bubbly and golden.
Nutrition
- Serving Size: 1 serving
- Calories: 350
- Sugar: 2g
- Sodium: 600mg
- Fat: 20g
- Saturated Fat: 10g
- Unsaturated Fat: 8g
- Trans Fat: 0g
- Carbohydrates: 15g
- Fiber: 4g
- Protein: 25g
- Cholesterol: 80mg


