01 -
Preheat the oven to 350°F (175°C). Grease and line a 9x13 inch baking pan with parchment paper, leaving some overhang for easy removal.
02 -
In a large mixing bowl, combine the softened butter, brown sugar, and granulated sugar. Beat with an electric mixer on medium speed until fluffy and well combined, approximately 2-3 minutes.
03 -
Add the eggs one at a time, mixing well after each addition. Stir in the vanilla extract until fully incorporated.
04 -
In a separate bowl, whisk together the all-purpose flour, baking soda, and salt. Gradually add the dry mixture to the wet ingredients, stirring gently until just combined. Be careful not to overmix.
05 -
Fold in the semi-sweet chocolate chips and chopped nuts (if using) with a spatula or wooden spoon until evenly distributed.
06 -
Pour the cookie dough into the prepared baking pan and spread it evenly. Bake in the preheated oven for 25-30 minutes, or until the edges are golden and a toothpick inserted in the center comes out with a few moist crumbs.
07 -
Allow the cookie bars to cool completely in the pan on a wire rack. Once cool, use the parchment overhang to lift them out of the pan. Cut into squares or rectangles.