01 -
Preheat oven to 350°F (175°C). Line a 9x13 inch baking pan with parchment paper, allowing excess to hang over the edges for easy removal.
02 -
In a medium bowl, combine flour and brown sugar. Cut in cold, cubed butter using a pastry blender or two knives until the mixture resembles coarse crumbs.
03 -
Press the crumb mixture evenly into the bottom of the prepared pan, using the back of a spoon or your fingers to form a solid, compact layer.
04 -
Distribute pecan halves in an even layer over the crust to create a flavorful foundation for the topping.
05 -
In a small saucepan over medium heat, combine 2/3 cup butter and 1/2 cup brown sugar. Stir constantly as the mixture comes to a boil and changes color.
06 -
Continue to stir and cook for exactly one minute after boiling begins to ensure the caramel reaches optimal consistency.
07 -
Carefully pour hot caramel evenly over the pecans and crust. Use a spatula to spread and fully cover the surface.
08 -
Bake in the preheated oven for 18 to 20 minutes, until the topping is bubbly and golden brown.
09 -
Immediately after removing from the oven, sprinkle chocolate chips evenly over the top. Allow them to soften from the heat for a few minutes.
10 -
Once the chocolate has softened, spread it into a smooth, even layer using an offset spatula or the back of a spoon. Sprinkle sea salt flakes over the chocolate for finishing.