Step 1

Line an 8- by 8-inch baking dish with parchment paper. Set aside.

Step 2

In a large saucepan over medium high heat, combine sugars, cream, butter and salt. Bring to a boil. Stirring constantly, boil for a full 4 minutes (ROLLING BOIL). Remove from heat.

Step 3

Pour hot mixture into a mixing bowl and add in the vanilla and powdered sugar. Beat until smooth (several minutes). Fold in chopped pecans and pour into prepared baking dish.

Step 4

Refrigerate for 3-4 hours until firm. Before cutting into pieces, allow to come to room temperature.