In a separate large bowl mix the egg, brown sugar, light corn syrup, heavy cream, salt, vanilla extract, and cornstarch until combined. Stir in the pecan pieces and the chocolate chips.
1/4 Tsp salt, 1 tsp vanilla extract, 1/3 cup heavy cream, 1 egg, 3/4 cup brown sugar, 1/3 cup light corn syrup, 1 tsp vanilla extract, 1/2 tsp salt, 1 tsp cornstarch, 1 & 1/2 cup pecans, 3/4 cup chocolate chips