Preheat oven to 375°F.
Wash and seed bell peppers and cut in half from top to bottom. Place in a greased 9×13 baking dish and set aside.
Brown ground beef with onion. when almost done add garlic and cook until fragrant about 1 minute.
Stir in chili powder, cumin, diced tomatoes, jalapeno and ⅔ cup of the enchilada sauce. Let simmer 5 minutes, remove from heat and stir in raw cauliflower rice.
Divide beef mixture into the pepper halves. Top with remaining enchilada sauce and cheese.
Bake uncovered for 30-35 minutes or until peppers are cooked and cheese is melted.
You can top with your favorite taco toppings, salsa, avocado, sour cream and enjoy.