01 -
Set your oven rack in the center and heat to 375°F.
02 -
Slice off the tops of the peppers, then remove the seeds and white parts inside. Trim the bottom a bit if needed so they can stand up straight.
03 -
Mix together in a big bowl: ground beef, onion, carrot, garlic, rice, Italian seasoning, tomato paste, salt, and pepper till the mixture's well-blended.
04 -
Fill each pepper with the mix, then place them upright into a Dutch oven. Whisk together the tomato sauce and broth, and pour it over the peppers so the liquid comes halfway up their sides.
05 -
Cover the pot with a lid and bake for 1 hour and 30 minutes. Then remove the lid and bake for an extra 45 minutes to an hour, or until the rice is soft and the peppers are cooked through.