Ingredients
- 1 lb ground beef
- 1 tbsp olive oil
- 1 small onion (finely chopped)
- 2 cloves garlic (minced)
- 1 cup diced tomatoes (drained)
- 1 cup cauliflower rice
- 1 cup shredded cheddar cheese
- 1 cup shredded mozzarella cheese
- 1 tsp chili powder
- 1 tsp cumin
- ½ tsp paprika
- ½ tsp salt
- ½ tsp black pepper
- ½ cup sour cream
- Fresh cilantro (optional for garnish)
Step-by-Step Instructions
Step 1: Preheat the Oven
Preheat your oven to 375°F (190°C) and lightly grease a baking dish.
Step 2: Cook the Ground Beef
Heat olive oil in a skillet over medium heat. Add ground beef and cook for 5–7 minutes, breaking it apart until browned.
Step 3: Add Aromatics
Add chopped onion and minced garlic. Cook for 2–3 minutes until softened and fragrant.
Step 4: Add Vegetables and Seasoning
Stir in diced tomatoes, cauliflower rice, chili powder, cumin, paprika, salt, and black pepper. Cook for 3–4 minutes so the flavors combine.
Step 5: Assemble the Casserole
Transfer the beef mixture to the prepared baking dish. Spread sour cream evenly over the top.
Step 6: Add the Cheese
Sprinkle shredded cheddar and mozzarella cheese evenly over the casserole.
Step 7: Bake
Bake for 20–25 minutes until the cheese is melted, bubbly, and slightly golden.
Step 8: Serve
Remove from the oven, garnish with fresh cilantro if desired, and serve warm.
