– 1 1/2 cups sweet cream butter (See Kelly's Notes) – 1 1/2 cups packed light brown sugar – 1 cup white sugar – 1 large egg, plus 1 large egg yolk – 1 Tablespoon vanilla extract – 1 teaspoon baking soda (dissolved in 2 Tablespoons hot water) – 2 cups all-purpose flour – 1 cup cake or pastry flour – 1 teaspoon baking powder – 1 teaspoon ground cinnamon – 1 1/2 teaspoons kosher salt – 1 cup Ghirardelli milk chocolate chip – 1 cup Ghirardelli white chocolate chip – 1 cup pecans, roughly chopped (optional)