Mushroom Business - cooking recipe

Ingredients

1 1/2 lb. fresh mushrooms
3/4 c. chopped onions
1 Tbsp. butter
6 slices bread
3/4 c. chopped celery
3/4 c. chopped bell pepper
1 tsp. salt
1/4 Tbsp. pepper
3 eggs
2 1/4 c. milk
2 cans cream of mushroom soup
grated Swiss cheese

Preparation

Saute mushrooms in butter; drain.
Saute onions, celery and bell pepper.
Grease an 11 x 13-inch pan.
Toast bread and paint with melted butter; cut into squares.
Put in pan and put mushroom mixture, mashed up celery, bell pepper and onion on top of bread. Add salt and pepper; add another layer of bread.
Beat eggs and milk; pour over casserole.
Let stand overnight in refrigerator. Cover with mushroom soup, layer of bread and Swiss cheese.
Bake at 300\u00b0 for 1 hour.