Hamburger patties
Sliced carrots
Sliced potatoes
Onion slices
Catsup (optional)
Mustard (optional)
Salt and pepper
Foil squares

Place hamburger patty on foil. Put onion, carrots, potatoes, salt and pepper. Add catsup or mustard if you like. Wrap with foil. Cook over camp fire or bake in oven 30 or 40 minutes, 300 degrees, until done.