In a kitchen aid bowl add egg whites and salt beat well.
At first it will be frothy like this.
Gradually add sugar and beat until it is stiff.
Set aside ¼ cup this sugar-egg-white mixture for frosting.
Add cinnamon, lemon juice and almond meal, to the rest of the beaten egg white and
knead to a soft dough and chill the dough for 5 hours or overnight.
When you are ready for baking.
Roll out dough on a flat surface (it may be slightly covered with sugar), approximately 7 mm (0.3 inches) thick.
Cut out stars or other shapes and put them on a baking sheet covered with baking paper.
Add 1 teaspoon frosting in the center of ( which you reserved earlier) each cookies.Slightly spread towards the ends.
While preparing the cookies pre-heat oven to 300F(180C) and bake the cookies for about 15 minutes.
Make sure not to over bake as the frosting will turn into brown in color.
Let cool completely before serving.