Cut a small lobster from head to tail. Cut flesh into small dice. Put in small stewpan with one tablespoonful of white sauce, one tablespoonful of cream; add salt and cayenne or other pepper to taste, and one teaspoonful of grated Parmesan. Mix up well, and place in the cavity of the shells. Put a little grated Parmesan cheese on top, and a little breadcrumbs and butter. Put in a paper bag. Place on the grid. Allow ten minutes in hot oven (320 Fahr.)