01 -
Slice bell peppers lengthwise and scoop out the seeds. Fill each half with the mixture.
02 -
Mix together the cooked beef, onions, a good amount of cheese, and then season well with salt and pepper.
03 -
Warm some olive oil in a pan, then sauté sliced onions until caramel-colored. Take them out after that.
04 -
In the same pan, cook off the beef slices, letting them turn golden. Move them to the side when done.
05 -
Bake stuffed peppers at 400°F for 25 minutes. Add leftover cheese on top and put back for another 5 minutes.