– 1 cup all purpose flour – 1/2 teaspoon baking powder – 1/2 teaspoon salt – 1/2 cup butter, melted – 1 cup light brown sugar – 1 large egg – 1 teaspoon vanilla – 1 tablespoon lemon zest (zest of one lemon) – 1 cup white chocolate chips, divided – 1 1/2 cup fresh raspberries, divided