01 - Layer the all-purpose flour, baking powder, baking soda, and salt in a bowl or jar.
02 - Incorporate granulated sugar, brown sugar, dried cranberries, and white chocolate chips into the dry mix; seal container if storing or gifting.
03 - Preheat oven to 350°F and line a baking sheet with parchment paper.
04 - Beat softened butter, egg, and vanilla extract in a large bowl until creamy.
05 - Add the prepared cookie mix to the wet ingredients and stir until just combined without overmixing.
06 - Drop tablespoon-sized dough balls onto the prepared sheet, spacing about 2 inches apart.
07 - Bake for 10 to 12 minutes until edges are golden and centers are set.
08 - Allow cookies to cool on baking sheet for 5 minutes before transferring to a wire rack to cool completely.