Combine the first 4 ingredients in a large heavy saucepan. Cook over medium heat until it reaches 227°s; F on a candy thermometer. Add pecans and pour into the pie shell. Cool.
In another saucepan, combine the sugar, cornstarch, salt and gelatin. Add the egg yolks and mix until smooth. Add milk, stirring constantly over medium heat until it reaches 160°s; F on a candy thermometer. Remove from heat and stir in melted chocolate chips. Cool.
Fold the whipped cream in the cooled mixture and pour over the candy layer in the pie crust. Drizzle melted chocolate and sprinkle with pecan pieces and serve.
Makes: 4