In medium sized bowl, combine 2 cups all-purpose flour, ½ teaspoon baking soda, and ½ teaspoon kosher salt.
2 cups all-purpose flour, ½ teaspoon baking soda, ½ teaspoon kosher salt
Using stand mixer fitted with paddle, cream 12 tablespoons unsalted butter, softened, 1 cup brown sugar, and ½ cup granulated sugar until fluffy. Add both 1 large egg and 1 large yolk, and 2 teaspoons vanilla , beat until combined. Add flour mixture in 2-3 additions until just combined, scraping down bowl as needed. Stir in 1 ½ cups semisweet chocolate chips by hand.
Use #40 disher to form cookie dough balls. Bake for 15-20 minutes. Let cookies cool on baking sheet for 2 minutes before transferring them over to a cooling rack.