Fool Proof Pie Crust

1 pound shortening
5 cups flour
1 tablespoon salt
1 egg, slightly beaten
1 tablespoon vinegar water

Cut shortening into flour and salt.  Combine egg and vinegar in measuring cup, add water to make one cup.  Ade to shortening and flour and mix well.  Makes about 5 single crusts or 3 double crusts.  It can be stored in the refrigerator for quite a while or can be frozen.  Works beautiful when its freshly made.