BRING water, crab boil and salt to a boil. Add fish and return to a simmer, 5 to 7 minutes or until done. Remove fish and refrigerate until cool; flake into small pieces.
IN MIXING BOWL, combine cream cheese, sour cream and mayonnaise. Mix until smooth.
ADD Worcestershire, dill weed, basil, cayenne pepper and lemon juice.
ADD remaining ingredients and season with salt and pepper to taste.
SERVE with crostini and garnish with fresh dill and lemon zest.
