Mother'S Flaky Pie Crust
["4 c. flour", "2 tsp. salt (optional)", "1 3/4 c. Crisco", "1 Tbsp. vinegar", "1 large egg", "1/2 c. water"]
["Sift together flour and salt.", "Blend in Crisco.", "Mix together vinegar, egg and water and stir into flour mixture.", "Roll out and fit into pie pans.", "Fill with favorite fillings."]
["flour", "salt", "Crisco", "vinegar", "egg", "water"]