01 - Preheat oven to 350°F. Line a 9x13-inch baking pan with parchment paper or grease it lightly.
02 - Whisk together flour, baking soda, and salt in a medium bowl; set aside.
03 - Whisk melted butter, brown sugar, and granulated sugar in a large bowl until creamy.
04 - Add eggs and vanilla extract to the wet mixture and whisk until fully blended.
05 - Fold dry ingredients into wet mixture gradually using a spatula or wooden spoon until just combined; avoid overmixing.
06 - Stir in chocolate chips evenly throughout the batter.
07 - Spread dough evenly in prepared pan and smooth top.
08 - Bake 22 to 25 minutes until edges turn golden and center is set but not overbaked.
09 - Allow bars to cool completely in the pan before slicing into portions.