Mix together flour, shortening, white sugar, baking powder and eggs. Stir in 2 teaspoons vanilla and salt.
Refrigerate dough for easier roll-out.
Bake at 375 degrees F (190 degrees C) for 8-10 minutes (watch carefully).
Add glaze to cooled cookies.
Mix 1 cup confectioners' sugar, water (to desired consistency), 1/2 tsp. vanilla and preferred food color for cookie icing. Decorate with favorite sprinkles.