Place 1 lb. powdered sugar,1 tbsp vanilla or almond flavoring into a measuring cup. Add enough water to total 1/2 cup

Mix Crisco, liquid and 1lb of the powdered sugar in an electric mixer. When well blended, slowly add the remainder of powder sugar. This is a thick icing. (This icing can be stored in the refrigerator in a covered bowl.)

Have a cup with warm water and a large knife, Cover entire cake with icing and smooth cake over by dipping knife in warm water. Allow icing to dry for 1 hr.

Fill a Wilton parchment 15" triangle decorating bag with a 106 or 107-star tip.  Start piping stars from the base of the cake in rows covering the entire cake. Allow icing to dry.

Spray halfway up the cake from the base with red Wilton color mist. Decorate with edible ornamental Xmas trees. Sprinkle entire cake with white sugar crystals