Special Utensils: 12 x 7 x 2 inch baking dish or 2-quart casserole dish
Preheat/bake Oven: 375F.
In a large skillet, melt butter over medium/high heat. Saute onions and mushrooms until tender. Place in baking dish; sprinkle shredded cheese on top. Combine soup, milk and soy sauce; pour over cheese. Top with bread and cheese slices. Cover and refrigerate four hours or overnight. Bake, loosely covered, for 30 minutes. Uncover and bake 15-20 minutes longer or until heated through. Let stand 5 minutes before serving from the dish.
Casseroles - Quiches
Cajun Country -- New Iberia, Louisiana