- 22 bell pepper, tops cut off, seeded
- 5½ lb ground beef, 85/15
- 2¾ cup onion, diced
- 11 clove garlic, minced
- 8¼ cup cooked rice, white or brown
- 5½ cup marinara sauce, plus extra for topping
- 5½ cup shredded mozzarella cheese, divided
- 5½ tsp Italian seasoning
- 2¾ tsp salt
- 1⅓ tsp black pepper
- 5½ tbsp olive oil