Deconstructed Stuffed Cabbage Casserole (Low-Carb)

Name: Deconstructed Stuffed Cabbage Casserole (Low-Carb)
Prep time: 40 min
Cook time: 40 min
Total time: 1 h 20 min
Cuisine: European, Eastern European
Ingredients: 2 tablespoons of olive oil; 1 lb. ground beef; salt and fresh-ground black pepper to taste; 1 medium onion, chopped; 1 T minced garlic (garlic from a jar is fine for this); 2 tsp. sweet paprika (preferably Hungarian Paprika, which often comes in a tin, see notes); 1 tsp. sharp or hot paprika, or use more sweet paprika if you prefer (preferably Hungarian Paprika, which often comes in a tin, see notes); 1 tsp. dried thyme; 1 14.5 oz. can petite diced tomatoes, drained into a colander placed in the sink; 1 8 oz. can tomato sauce (choose the tomato sauce with the least sugar you can find for low carbs); 1 10 oz. pkg. "steam in the bag" cauliflower rice (see notes); 1 medium head cabbage, chopped to make about 10 cups chopped cabbage; 3 cups grated Mozzarella cheese (see notes)