Step 1

Preheat oven to 325 F.

Step 2

In a small mixing bowl, combine flour, baking soda, and salt. Set aside.

Step 3

In the bowl of a stand mixer with paddle attachment fitted (or in a large bowl with a hand mixer), mix together brown sugar, granulated sugar, and melted butter until well mixed, about 1 minute.

Step 4

Add egg, egg yolk, and vanilla, then mix for 1 minute more. Scrape down the sides, then mix again. With the mixer running on low, add the dry ingredients and mix until just incorporated.

Step 5

Fold in dried cranberries, walnuts, and white chocolate chips.

Step 6

Roll out cookies into balls using about 2 tablespoons dough for each, then place 2 inches apart on a half sheet baking pan lined with a silicone baking mat or parchment paper.

Step 7

Bake for 15 minutes, rotating the tray about halfway through cook time.

Step 8

Let cool for 10 minutes, then transfer to a wire rack to cool 5 minutes further.