Heavenly Onion Casserole - cooking recipe

Ingredients

2 Tbsp. butter or margarine
3 medium sweet Spanish onions, sliced
8 oz. fresh mushrooms, sliced
1 c. (4 oz.) shredded Swiss cheese
1 can evaporated milk (5 oz.)
1 can condensed cream of mushroom soup, undiluted
2 tsp. soy sauce
6 to 8 slices French bread (1/2-inch thick)
6 to 8 thin slices Swiss cheese (about 4 oz.)

Preparation

Melt butter over medium high heat.
Saute onions and mushrooms until tender.
Place in 12 x 7 1/2 x 2-inch baking dish or 2-quart casserole.
Sprinkle shredded cheese on top.
Combine soup, milk and soy sauce.
Pour over cheese.
Top with bread and cheese slices.
Cover and refrigerate 4 hours or overnight.
Bake loosely covered for 30 minutes at 375\u00b0.
Uncover and bake 15 to 20 minutes longer or until heated through.
Let stand 5 minutes before serving.
Yields 6 to 8 servings.