FRENCH ONION CASSEROLE

Steps:

• Sice the onions crosswise, cut each slice in half.
• Melt the butter in a frypan, cook the onions and the mushrooms until tender.
• Spoon the mixture into a lightly greased baking dish.
• Sprinkle with 1 cup Swiss cheese.
• In a bowl, combine the soup, evaporated milk Parmesan cheese (if using) and soy sauce; pour the mixture over the cheese.
• Top with the bread cubes, and the remaining 1 cup Swiss cheese.
• Sprinkle with parsley (if using).
• Cover, and refrigerate for 4-8 hours.
• Let stand at room temperature for 30 minutes before baking.
• Bake, covered in a 350 degree oven for 30 minutes.
• Uncover, bake for an additional 15-20 minutes.
• Let stand for 5 minutes before serving.