Posted on February 17, 2021February 17, 2021 Sliced potatoes, green peppers, onions, and a dab of butter are sealed in aluminum foil and tossed onto the grill. When the veggies are piping hot and tender, sprinkle with Cheddar cheese and serve. Sliced potatoes, green peppers, onions, and a dab of butter are sealed in aluminum foil and tossed onto the grill. When the veggies are piping hot and tender, sprinkle with Cheddar cheese and serve. Advertisement