CC'S FRENCH ONION CASSEROLE

Steps:

• Cut onion in half from top to bottom, then with cut side down, slice moderately thinly.
• Melt butter in a large skillet over medium-high heat, cook onions and mushrooms, stirring constantly until tender.
• Spoon onion/mushroom mixture into lightly greased 2 quart baking dish.
• Sprinkle with 1 cup of cheese.
• Combine soup, milk and worcestershire sauce and pour over cheese.
• Top with bread slices and sprinkle with remaining cheese.
• Cover and refrigerate for 4 to 8 hours.
• Remove baking dish from refrigerator and let stand at room temperature for 30 minutes.
• Bake covered at 375º for 30 minutes.
• Uncover and bake 15 to 20 additional minutes or until thoroughly heated.
• Let stand 5 minutes before serving.