4 tbsp. butter
4 tbsp. flour
2 c. light cream or milk
1 tsp. salt
1/8 tsp. pepper
1/2 tsp. celery salt
Dash cayenne pepper
Seasoned bread crumbs
1/4 c. sherry
Grated Parmesan cheese
2 tsp. minced onion
1 egg yolk
1 tsp. minced parsley
1 can (6 oz.) sliced mushrooms, drained
3 1/2 c. lobster meat

Melt butter in saucepan or large skillet; blend in flour and cook for one minute over low heat. Add milk, stirring constantly; cook until smooth and thickened. Add salt, pepper, sherry, onion, parsley, celery salt and cayenne pepper, stirring well. Remove from heat and add egg yolk, stirring briskly. Add mushrooms and lobster meat. Put mixture in large buttered casserole dish and sprinkle top with bread crumbs and grated cheese combination, dotting with butter. Bake the casserole uncovered for 20 to 25 minutes at 400 degrees or until bubbly. Serve 4 to 6.