This easy and tasty walnut cookie recipe not only delivers a delicious, naturally nutty flavor but also offers the nutritional benefits of walnuts, making it a wonderful gluten-free and guilt-free treat to enjoy anytime 😍 Ingredients: 1 ½ cups (150 g) raw walnuts ½ cup (80 g) powdered brown sugar (or any sweetener of your choice) 2 egg whites (use about 1 ½ egg whites total) Zest of 1 orange (optional; can be substituted with vanilla extract, lemon zest, etc.) A pinch of kosher salt (optional)