Preheat oven to 350° F.
In a saucepan over low heat, melt the caramels with the water, stirring frequently. Combine the sugar, salt, vanilla, and eggs. Gradually stir in the caramel sauce, blending well. Stir in the pecan halves.Pour the mixture into the pastry shell and bake for 45 minutes. The pie will look soft, but will become firmer as it cools.
Tip: Put a large piece of heavy duty foil under the pie to catch any drips.
Calories per serving: 460