Mushrooms Rule!

• 1 lb mushroom, sliced and sauteed in unsalted butter
• 12 cup finely chopped onion
• 12 cup finely chopped green pepper
• 12 cup finely chopped celery
• 12 teaspoon salt substitute
• 14 teaspoon pepper
• 14 cup mayonnaise
• 8 slices bread, cut into sixths
• 2 eggs, beaten
• 1 12 cups milk
• 1 (10 ounce) can cream of mushroom soup, undiluted
• 1 cup shredded swiss cheese
• additional unsalted butter, melted

1. Butter a 2-quart casserole.
2. Lay half the bread squares in the bottom, fitting closely.
3. Brush with melted butter.
4. Combine sauteed mushrooms with celery, onion, green pepper, salt, pepper, and mayonnaise.
5. Spread mixture over bread squares.
6. Cover surface with another layer of bread squares, brush with melted butter.
7. Combine milk and egg and pour over casserole.
8. Cover and refrigerate several hours or overnight.
9. One hour before serving, spread soup over surface and sprinkle with Swiss cheese.
10. Bake at 350F for 45 minutes to one hour or until puffed and lightly brown.

mushroom, onion, green pepper, celery, salt substitute, pepper, mayonnaise, bread, eggs, milk, cream of mushroom soup, swiss cheese, additional unsalted butter

Taken from www.food.com/recipe/mushrooms-rule-28788 (may not work)