2 1/2 cups boiling water
1 cup packed brown sugar
1 tablespoon salt
1 quart heavy cream
1 (9 inch) unbaked deep dish pie crust
In a pot over medium-low heat, combine boiling water and brown sugar and simmer for 40 minutes, until thick.
Stir in the salt and brown sugar mixture. Gradually stir in the cream until smooth and creamy. Holding mixture, pour into pie shell. Refrigerate at least 2 hours.