1 (18 x 24-inch) sheet heavy duty aluminum foil 4 ears corn on the cob, husked 1/4 cup butter, softened Salt and pepper to taste OR seasoning salt 2 ice cubes
Preheat oven to 450 degrees F or build a medium-high grill in campfire or barbecue.
Spread margarine on corn. Sprinkle with seasonings. Top with ice cubes. Place corn in aluminum foil. Double fold top and ends to seal making one large foil packet (see photo for folding instructions). Or place ingredients in an aluminum cooking bag and seal carefully. Leave room for heat circulation inside.
Bake 35 to 40 minutes on a cookie sheet in oven OR grill 15 to 20 minutes. Turn packet over once during cooking. Open carefully to avoid steam and enjoy.