Shape aluminum foil into a broiler pan, 10 X 7 X 1 1/2 inches.
Drain 1 can (16 ounces) whole onions and 1 can (16 ounces) whole potatoes.
Place onions and potatoes in foil pan; dot with 1 or 2 tablespoons soft butter or margarine.
Set oven control at broil and/or 550Â°.
Place pan on rack in broiler pan.
Broil 3 inches from heat 4 minutes.
Turn onions and potatoes; sprinkle with seasoned salt and paprika.
Broil 3 minutes longer.