Grate American cheese and mix with Worcestershire sauce and red pepper to taste.
Place a small dab of the cheese mixture between two rounds of bread.
Brush with melted butter and toast on both sides.
Melt a stick of butter with a cup of shredded Cheddar cheese and three ounces of cream cheese.
Fold in cayenne pepper, salt, and dry mustard to taste plus two beaten egg whites.
Cube sturdy French bread and dip it into the mixture until well coated.
Place the cubes on a sheet pan and freeze overnight.
Heat the oven to 400ºF and bake the cold, frozen bread cubes for 10 minutes or until browned and sizzling hot.
