- 26 bell pepper, tops cut off, seeded
- 6½ lb ground beef, 85/15
- 3¼ cup onion, diced
- 13 clove garlic, minced
- 9¾ cup cooked rice, white or brown
- 6½ cup marinara sauce, plus extra for topping
- 6½ cup shredded mozzarella cheese, divided
- 6½ tsp Italian seasoning
- 3¼ tsp salt
- 1⅔ tsp black pepper
- 6½ tbsp olive oil