1½ cups butter, softened 1¼ cups granulated sugar 1¾ cups light brown sugar 3 eggs 4½ cups all-purpose flour 2 teaspoon baking soda ½ teaspoon salt 2 teaspoon pure vanilla 1 lbs. (16 oz. bag) semi sweet chocolate chips
Cream butter, granulated sugar, and brown sugar using a paddle attachment on medium speed until mixture is smooth, approximately 2 minutes. Add eggs gradually and scrape sides of the bowl. Mix another 2 minutes on same speed.
Add flour and remaining ingredients except the chocolate chips. Mix on low speed for one minute. Stop mixer and scrape bowl. Continue mixing on low speed for another minute. Add chocolate chips and mix gently until chips are incorporated. Do not over mix. Bake at 375 degrees for 10 - 12 minutes. Remove cookies from the oven when slightly under baked. Cooking will continue baking on hot sheet pan.