Preheat oven to 350 degrees and line a 9x13 pan with foil and spray with cooking spray and set aside.
In a bowl, whisk together the flour, baking soda and salt, set aside
Using mixer, add butter and sugars together in a mixing bowl and mix on medium-high speed until smooth and creamy about 2 minutes.
Add eggs and vanilla and mix until combined, about 1 minute.
Add in the flour mixture to the wet mixture and mix together until combined.
Stir in chocolate chips using a rubber spatula.
Press cookie dough evenly into pan. (I lightly spray my finger-tips with cooking spray to make it easier or you can do it with a rubber spatula.
Bake for 30-35 mins.
Remove from oven and allow to cool completely.
While cooling, make the frosting.