In a medium mixing bowl, whisk together the all purpose flour, cake flour, cornstarch, baking soda and salt. Set aside. 1 ½ cups (180 g) All Purpose Flour 1 teaspoon Cornstarch 1 teaspoon Baking Soda 1 teaspoon Salt 1 ½ cups (180 g) Cake Flour
In a large mixing bowl, cream together cold cubed butter, brown sugar, and sugar for 4 minutes or until creamy. 1 cup (226 g, 2 sticks) Cold Unsalted Butter 1 cup (213 g) Light Brown Sugar ½ cup (100 g) Granulated Sugar
Add eggs, one at a time, mixing well after each one. Add vanilla extract. 2 large Eggs 2 teaspoons vanilla extract
Stir in the dry ingredients until just combined. Stir in the chocolate chips and walnuts. 12 ounces Semi-sweet Chocolate Chips 2 cups Walnuts
Using a large cookie scoop scoop dough into balls (about 5 1/2 ounces, or 1/2 cup) and place on cookie sheet lined with parchment paper. Chill for at least 1 hour.
Preheat oven to 400℉ (225℃). Line a cookie sheet with parchment paper.
Place 4-6 cookies max. Bake for 10-12 minutes or until golden brown on the top. Let them rest for at least 10 minutes to set.