In a medium bowl, whisk flour, baking soda and salt; set aside
In the large bowl of an electric mixer with a paddle attachment, beat butter and sugars until well-combined
Beat in eggs and vanilla until a mixture is a light creamy color
Reduce speed to low and stir in flour mixture (do not overmix)
Fold in chocolate
Chill dough in refrigerator for 24-48 hours for best texture and flavor results
Once dough has chilled, pre-heat oven to 325 degrees; cover baking sheets with parchment paper
Scoop cookie dough with large cookie dough scoop (~3 tablespoons) onto prepared baking sheets; top with flaky sea salt
Bake large cookies 16-18 minutes or until brown around good portion of edges
Set aside to cool
Notes
Dough requires 24-48 hours of chilling time for best results Texture of cookies (crispy edges with chewy center) best within 24 hours; cookies can be enjoyed up to one week after baking if stored at room temperature or up to a month if frozen.
Recipe by Keep It Sweet Desserts at http://www.keepitsweetdesserts.com/comfort-food-chocolate-chunk-cookies/