Ingredients

• 4 tablespoons butter or 4 tablespoons margarine
• 1/2 lb mushroom, sliced
• 2 cups cooked crab (I use imitation crab and scallops) or 2 cups cooked scallops (I use imitation crab and scallops)
• 1/2 cup grated parmesan cheese (divided)
• 2 tablespoons minced fresh parsley
• 1/2 teaspoon salt
• 1/4 teaspoon white pepper
• 3 tablespoons butter
• 3 tablespoons all-purpose flour
• 2 cups milk
• 2 tablespoons grated swiss cheese
• 1/2 cup half-and-half
• 1 egg yolk, mixed with the half and half
• 1 cup milk
• 1/2 cup water
• 2 eggs
• 2 tablespoons melted butter
• 1 medium onion, chopped
• salt and pepper