Brownie Batter

Microwave chocolate in a large bowl on High for 2 minutes or until the butter is melted.
Stir until chocolate is completely melted.
Stir in sugar.
Blend in eggs and vanilla.
Add flour and mix well.
Stir in chocolate chips.

Cookie Dough

In a medium bowl, mix dry ingredients – flour, baking soda, baking powder, and salt; set aside.
In a stand mixer fitted with a paddle attachment or with a hand held mixer, cream together butter, sugar and brown sugar. Add vanilla, then add eggs one at a time and mix, scraping down sides of bowl as necessary.
With the mixer on low-speed, slowly add the bowl of dry ingredients and mix just until dough comes together.
Stir in caramel chips.

Assembly

Preheat oven to 375* degrees.
Lightly spray a 10 inch cast iron skillet with nonstick cooking spray.
Add 2 – 2 1/2 cups of brownie batter to your skillet.
Add cookie dough into in the middle of the brownie batter and spread evenly, leaving about 1 inch of brownie batter around the edges of the pan this forms the “crust”. Sprinkle 1/4 cup caramel chips on top of the cookie dough. Bake for about 30-35 minutes until brownie batter is set and cookie dough is set and turns a light golden brown. Sprinkle with Sea Salt if desired.