To prepare a the rebbetzin chefs persian walnut cookies recipe, first preheat the oven to 350 degrees Fahrenheit (180 degrees Celsius). Grease and flour two 8-inch round baking pans and set aside. Sift the flour, baking powder, and salt into the bowl of an electric mixer and beat the mixture on medium speed until the ingredients are light and fluffy, about 2 minutes. Add the almond extract and vanilla and mix until combined. Fold in the walnuts. Bake the cookies for 10 to 12 minutes or until they are lightly browned. Allow to cool before removing from the pan.