In a fondue pot over low heat, add the American cheese and the cream cheese. Stir well to combine and cook until the cheese has melted. Add the crabmeat, half-and-half, Worcestershire, and garlic salt and heat through until hot and creamy.
Serve with cubed toasted French bread, for dipping.
A viewer or guest of the show, who may not be a professional cook, provided this recipe. It has not been tested for home use.