Combine the flour, baking powder, cream of tartar, salt and sugar.
Cut in the shortening until mixture resembles small peas.
Stir in the egg and milk until mixture is a stiff dough.
Knead about 5 times.
Roll to 1/2-inch thick.
Cut out shapes with a 2-inch round biscuit cutter.
Place on ungreased cookie sheet and bake at 450 degrees for 10-15 minutes.