2 cup Lobster meat 
1 teaspoon Dry mustard 
1 teaspoon Worcestershire sauce
1 tablespoon Lemon juice
1/3 cup Butter
1/2 teaspoon Salt; pepper to taste 

Place all ingredients except lobster in top part of double boiler. Melt over hot water; stir to blend well. Cut lobster in small pieces; add to mixture and cook 6 minutes. Serve on toast with lemon wedges. Serves 4.

Courtesy of Clambakes Etc.