Cut shortening into flour and salt until particles are size of small peas. Sprinkle in water, 1 tablespoon at a time, tossing with fork until all flour is moistened and pastry almost cleans side of bowl. [Add an extra tablespoon or two if necessary.]

Gather pastry into a ball; shape into flattened round on lightly floured cloth-covered board. [or waxed paper]

Use rolling pin to roll pastry 2 inches larger than inverted pie plate.