Perfect Pie Crust
["4 c. unsifted all-purpose flour", "2 tsp. salt", "1 Tbsp. sugar", "1 3/4 c. vegetable shortening", "1/2 c. water", "1 tsp. vinegar", "1 large egg"]
["Mix flour, salt and sugar in a large bowl.", "Add shortening and mix until crumbly.", "In small bowl, beat together water, vinegar and egg.", "Combine the 2 mixtures until all ingredients are moistened.", "Divide dough into 5 portions and shape into flat, round patties ready for rolling.", "Wrap each patty in plastic wrap and chill at least 1/2 hour.", "When ready to roll, lightly flour both sides of patty and roll on lightly floured surface.", "For shells, bake at 450\u00b0.", "Will keep 3 days in refrigerator.", "Makes 2 double and 1 single crust or 20 tart shells."]
["flour", "salt", "sugar", "vegetable shortening", "water", "vinegar", "egg"]