Embark on a culinary journey with this flavorful and satisfying Weight Watchers cheesy ground beef and cauliflower rice casserole, a wholesome dish that brings together the comforting flavors of classic comfort food with the nutritional benefits of lean protein and vegetables. The star of this dish is the lean ground beef, which serves as a hearty foundation, providing a rich source of protein to fuel your body and keep you feeling satisfied. Combined with tender cauliflower rice, this casserole offers a low-carb alternative to traditional rice dishes, making it ideal for those following a Weight Watchers or low-carb lifestyle.

As you take your first bite, you’ll be greeted by a symphony of flavors that dance on your palate, from the savory notes of the seasoned ground beef to the creamy richness of the reduced-fat cheeses. Each forkful is a tantalizing blend of textures, with the tender cauliflower rice providing a satisfying base for the cheesy goodness that envelops every bite. The addition of onions and garlic adds depth and complexity to the dish, infusing it with layers of aromatic flavor that linger long after the last mouthful.

But perhaps the most enticing aspect of this casserole is its versatility—it’s a meal that’s equally at home on busy weeknights as it is at weekend gatherings with family and friends. Whether served as a comforting dinner on a chilly evening or as a crowd-pleasing potluck dish, this cheesy ground beef and cauliflower rice casserole is sure to be a hit with everyone at the table. Plus, with its nutritious ingredients and balanced macros, you can enjoy this delicious dish without any guilt, knowing that you’re nourishing your body with wholesome, thoughtfully chosen ingredients.

Indulge in the warmth and comfort of a homemade meal with this cheesy ground beef and cauliflower rice casserole, where every bite is a celebration of flavor, nourishment, and joy. So gather your loved ones around the table, dig in, and savor the simple pleasures of good food and great company. With this delicious casserole, every meal is an opportunity to create cherished memories and share moments of happiness with those who matter most.



  • 1 lb lean ground beef
  • 1 small onion, diced
  • 2 cloves garlic, minced
  • 1 teaspoon olive oil
  • 1 head cauliflower, riced (about 4 cups)
  • 1 cup reduced-fat shredded cheddar cheese
  • 1/2 cup reduced-fat shredded mozzarella cheese
  • 1/4 cup grated Parmesan cheese
  • 1/2 cup low-fat sour cream
  • 1/2 cup low-sodium beef broth
  • 1 teaspoon dried thyme
  • Salt and pepper to taste
  • Chopped fresh parsley for garnish (optional)


  1. Preheat your oven to 375°F (190°C). Lightly grease a 9×13-inch baking dish with cooking spray.
  2. In a large skillet, heat the olive oil over medium heat. Add the diced onion and minced garlic, and sauté until softened, about 2-3 minutes.
  3. Add the lean ground beef to the skillet and cook until browned, breaking it up with a spoon as it cooks. Drain any excess fat from the skillet.
  4. Stir in the riced cauliflower and cook for another 5-7 minutes, or until the cauliflower is tender.
  5. In a small bowl, mix together the low-fat sour cream, low-sodium beef broth, dried thyme, salt, and pepper.
  6. Transfer the beef and cauliflower mixture to the prepared baking dish. Pour the sour cream mixture over the top and stir until everything is well combined.
  7. Sprinkle the reduced-fat shredded cheddar cheese, reduced-fat shredded mozzarella cheese, and grated Parmesan cheese evenly over the top of the casserole.
  8. Cover the baking dish with foil and bake in the preheated oven for 20 minutes.
  9. Remove the foil and bake for an additional 10 minutes, or until the cheese is melted and bubbly.
  10. Garnish with chopped fresh parsley if desired, then serve hot.

Nutritional Information (per serving, based on 6 servings):

  • Calories: Approximately 300-350 calories
  • Fat: Around 15-20 grams
  • Carbohydrates: Approximately 10-15 grams
  • Protein: Around 25-30 grams

This cheesy ground beef and cauliflower rice casserole is not only delicious but also a nutritious option for a satisfying meal that’s sure to please the whole family. Enjoy it as a comforting dinner on a chilly evening or pack leftovers for a delicious lunch the next day.