- 14 bell pepper, tops cut off, seeded
- 3½ lb ground beef, 85/15
- 1¾ cup onion, diced
- 7 clove garlic, minced
- 5¼ cup cooked rice, white or brown
- 3½ cup marinara sauce, plus extra for topping
- 3½ cup shredded mozzarella cheese, divided
- 3½ tsp Italian seasoning
- 1¾ tsp salt
- ¾ tsp black pepper
- 3½ tbsp olive oil