Perfect , Never Fail Pastry Crust - cooking recipe

Ingredients

5 cups flour
1 teaspoon baking powder
1 teaspoon salt
1 tablespoon white sugar
1 lb shortening, chilled (Tenderflake)
1 egg
1 tablespoon vinegar
ice cold water

Preparation

Mix flour, baking powder and salt together. Cut in the Tenderflake.
Mix the egg in a one cup measuring cup. Add the vinegar and fill with the ice water to 1 cup.
Add the liquid mixture to the flour mixture and incorporate into a ball -- trying to handle the dough as little as possible.
Chill for 1 to 2 hours in a fridge.