Ingredients

• 1 1/2 tablespoon butter or margarine
• 2 pound chuck steak (cut 1 inch thick)
• 1 envelope onion soup mix
• 1/2 pound mushrooms (sliced, or 1 can)
• 1/2 green pepper (sliced)
• 1 can 1-lb. tomatoes (drained and chopped, reserve juice)
• 1/4 teaspoon salt
• freshly ground pepper
• 1/2 cup juice from tomatoes
• 1 tablespoon A.1. steak sauce
• 1 tablespoon cornstarch
• 20-inch sheet aluminum foil
• 1 tablespoon chopped parsley (or garnish as desired)